Federal Register/Vol. 79, No. 231/Tuesday, December

71296 Federal Register / Vol. 79, No. 231 / Tuesday, December 2, 2014 / Rules and Regulations

SMALL BUSINESS ADMINISTRATION Standards, U.S. Small Business Standards by NAICS Industry’’ (13 CFR Administration, 409 Third Street SW., 121.201) by revising the size standard 13 CFR Part 121 Washington, DC 20416. for NAICS 334419, Other Electronic RIN 3245–AG47 SUPPLEMENTARY INFORMATION: The Component Manufacturing, from 500 NAICS 2012 revised the NAICS 2007 employees to 750 employees. Small Business Size Standards; definition for NAICS 334419, Other Adoption of 2012 North American Electronic Component Manufacturing, List of Subjects in 13 CFR Part 121 Industry Classification System for Size by merging with it NAICS 334411, Administrative practice and Standards; Correction Electron Tube Manufacturing, but procedure, Government procurement, retained the existing industry title. AGENCY: Government property, Grant programs— U.S. Small Business NAICS 334419 had a size standard of Administration. 500 employees, while NAICS 334411 business, Individuals with disabilities, ACTION: Interim final rule; correction. had 750 employees. In accordance with Loan programs—business, Reporting SBA’s policy of adopting the highest and recordkeeping requirements, Small SUMMARY: The U.S. Small Business businesses. Administration (SBA) is correcting an size standard among the industries interim final rule that appeared in the merged, on page 50001 of the August 20, For the reasons set forth in the Federal Register on August 20, 2012 (75 2012 interim final rule (75 FR 49991), preamble, SBA amends 13 CFR part 121 FR 49991), effective October 1, 2012. SBA indicated in Table 2 ‘‘NAICS 2012 by making the following correcting The interim rule amended SBA’s Small Codes Matched to NAICS 2007 Codes amendment: Business Size Regulations by and Size Standards’’ that it is adopting incorporating the Office of Management 750 employees as the small business PART 121—SMALL BUSINESS SIZE and Budget’s 2012 North American size standard for the revised NAICS REGULATIONS Industry Classification System update 334419. To amend the table in § 121.201, ‘‘Small Business Size (NAICS 2012) into its table of small ■ 1. The authority citation for part 121 Standards by NAICS Industry’’, on page business size standards. The NAICS continues to read as follows: 2012 revised the definitions of some 50008, the rule states ‘‘ttt. Remove the NAICS industries by deleting some and entries for 334411, 334414, and Authority: 15 U.S.C. 632, 634(b)(6), 636(b), merging others with the new or other 334415’’. However, the rule did not 662, 694a(9). revised industries. This action corrects revise the size standard for NAICS ■ 2. In § 121.201, revise the entry 344119 to 750 employees. Therefore, the the small business size standard for ‘‘334419’’ in the table, ‘‘Small Business NAICS 334419, Other Electronic revised table, ‘‘Small Business Size Standards by NAICS Industry’’ shows Size Standards by NAICS Industry’’ to Component Manufacturing, from 500 read as follows: employees to 750 employees, effective the old, incorrect size standard of 500 immediately. employees for NAICS 334419. § 121.201 What size standards has SBA identified by North American Industry DATES: Effective December 2, 2014. Need For Correction Classification System codes? FOR FURTHER INFORMATION CONTACT: The purpose of this action is to Khem Sharma, Chief, Office of Size correct the table ‘‘Small Business Size * * * * *

SMALL BUSINESS SIZE STANDARDS BY NAICS INDUSTRY

Size standards Size standards NAICS NAICS U.S. industry title in millions of in number of codes dollars employees

******* 334419 ...... Other Electronic Component Manufacturing ...... 750

*******

Dated: November 18, 2014. DEPARTMENT OF TRANSPORTATION SUMMARY: We are superseding Kenneth Dodds, Airworthiness Directive (AD) 2008–17– Director for Office of Policy, Planning and Federal Aviation Administration 03 for certain The Boeing Company Liaison. Model 737–100, –200, –200C, –300, 14 CFR Part 39 [FR Doc. 2014–28329 Filed 12–1–14; 8:45 am] –400, and –500 series airplanes. AD BILLING CODE 8025–01–P 2008–17–03 required repetitive [Docket No. FAA–2014–0195; Directorate inspections to detect fuselage frame Identifier 2013–NM–195–AD; Amendment 39–18026; AD 2014–23–10] cracking, and corrective action if necessary. AD 2008–17–03 also RIN 2120–AA64 provided for optional terminating action (repair/preventive change) for the Airworthiness Directives; The Boeing repetitive inspections. This new AD Company Airplanes adds airplanes to the applicability, but does not provide terminating action for AGENCY: Federal Aviation Administration (FAA), DOT. the newly added airplanes. This AD was prompted by reports of cracks found at ACTION: Final rule. the cutout in the web of body station

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frame 303.9 inboard of stringer 16L, as Discussion installed, a ‘‘change in product’’ well as a new report of cracking found We issued a notice of proposed alternative method of compliance on an airplane not identified in the rulemaking (NPRM) to amend 14 CFR (AMOC) approval request is not applicability of AD 2008–17–03. We are part 39 to supersede AD 2008–17–03, necessary to comply with the issuing this AD to detect and correct Amendment 39–15641 (73 FR 48288, requirements of 14 CFR 39.17. fuselage frame cracking, which could August 19, 2008). AD 2008–17–03 Request To Clarify Certain prevent the left forward entry door from applied to certain The Boeing Company Requirements sealing correctly, and could cause in- Model 737–100, –200, –200C, –300, All Nippon Airways (ANA) requested flight decompression of the airplane. –400, and –500 series airplanes. The that we revise paragraph (i) of the NPRM published in the Federal DATES: This AD is effective January 6, proposed AD (79 FR 20824, April 14, Register on April 14, 2014 (79 FR 2015. 2014), which added new inspections for 20824). The NPRM was prompted by Group 2 airplanes in accordance with The Director of the Federal Register reports of cracks found at the cutout in Boeing Alert Service Bulletin 737– approved the incorporation by reference the web of body station frame 303.9 53A1188, Revision 3, dated September of a certain publication listed in this AD inboard of stringer 16L, and the 6, 2013. ANA claimed that this as of January 6, 2015. subsequent determination that requirement included unnecessary The Director of the Federal Register additional airplanes are subject to the procedures for opening and closing approved the incorporation by reference requirements of AD 2008–17–03. The access from the aft side of the inspection of certain other publications listed in NPRM proposed to continue to require area because the inspection is required this AD as of September 23, 2008 (73 FR repetitive inspections for fuselage frame from the forward side. ANA suggested 48288, August 19, 2008). cracking and applicable corrective that we include the information in Note action, add airplanes to the ADDRESSES: For service information 8 of paragraph 3.A., General applicability, and to provide optional identified in this AD, contact Boeing Instructions, of Boeing Alert Service terminating action (repair/preventive Commercial Airplanes, Attention: Data Bulletin 737–53A1188, Revision 3, change) for the repetitive inspections for & Services Management, P.O. Box 3707, dated September 6, 2013, to exclude the the airplanes subject to AD 2008–17–03. MC 2H–65, Seattle, WA 98124–2207; unnecessary procedures. Note 8 states, We are issuing this AD to detect and telephone 206–544–5000, extension 1; in part, as follows: fax 206–766–5680; Internet https:// correct fuselage frame cracking, which If it is necessary to remove more parts for www.myboeingfleet.com. You may view could prevent the left forward entry door from sealing correctly, and could access, you can remove those parts. If you this referenced service information at can get access without removing identified the FAA, Transport Airplane cause in-flight decompression of the airplane. parts, it is not necessary to remove all of the Directorate, 1601 Lind Avenue SW., identified parts. . . . Renton, WA. For information on the Comments We agree with the request. We have availability of this material at the FAA, We gave the public the opportunity to revised paragraph (i) in this AD to point call 425–227–1221. participate in developing this AD. The to this exception in new paragraph (j)(4) Examining the AD Docket following presents the comments in this AD. We have similarly changed received on the NPRM (79 FR 20824, paragraphs (g) and (h) in this AD to also You may examine the AD docket on April 14, 2014) and the FAA’s response specify this exception. the Internet at http:// to each comment. www.regulations.gov by searching for Conclusion and locating Docket No. FAA–2014– Effect of Winglets on This AD We reviewed the relevant data, 0195; or in person at the Docket Aviation Partners Boeing stated that considered the comments received, and Management Facility between 9 a.m. accomplishing the supplemental type determined that air safety and the and 5 p.m., Monday through Friday, certificate (STC) ST01219SE (http:// public interest require adopting this AD except Federal holidays. The AD docket rgl.faa.gov/Regulatory_and_Guidance_ with the changes described previously contains this AD, the regulatory Library/rgstc.nsf/0/ and minor editorial changes. We have evaluation, any comments received, and ebd1cec7b301293e86257cb30045557a/ determined that these minor changes: other information. The address for the $FILE/ST01219SE.pdf) does not affect • Are consistent with the intent that Docket Office (phone: 800–647–5527) is the actions specified in the NPRM (79 was proposed in the NPRM (73 FR Docket Management Facility, U.S. FR 20824, April 14, 2014). 20824, April 14, 2014) for correcting the Department of Transportation, Docket We concur with the commenter. We unsafe condition; and Operations, M–30, West Building have redesignated paragraphs (c), (c)(1), • Do not add any additional burden Ground Floor, Room W12–140, 1200 and (c)(2) of the NPRM (79 FR 20824, upon the public than was already New Jersey Avenue SE., Washington, April 14, 2014) as paragraphs (c)(1), proposed in the NPRM (73 FR 20824, DC 20590. (c)(1)(i), and (c)(1)(ii) of this AD, and April 14, 2014). added new paragraph (c)(2) to this AD FOR FURTHER INFORMATION CONTACT: We also determined that these to state that installation of STC Nenita Odessa, Aerospace Engineer, changes will not increase the economic ST01219SE (http://rgl.faa.gov/ Airframe Branch, ANM–120L, FAA, Los burden on any operator or increase the Regulatory_and_Guidance_Library/ Angeles Aircraft Certification Office scope of this AD. rgstc.nsf/0/ (ACO), 3960 Paramount Boulevard, ebd1cec7b301293e86257cb30045557a/ Costs of Compliance Lakewood, California 90712–4137; $FILE/ST01219SE.pdf) does not affect We estimate that this AD affects 148 phone: 562–627–5234; fax: 562–627– the ability to accomplish the actions airplanes of U.S. registry. 5210; email: [email protected]. required by this AD. Therefore, for We estimate the following costs to SUPPLEMENTARY INFORMATION: airplanes on which STC ST01219SE is comply with this AD:

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ESTIMATED COSTS: REQUIRED ACTIONS

Cost per Action Labor cost Parts cost product Cost on U.S. operators

Inspection ...... 31 to 33 work-hours × $85 per hour = up to $0 Up to $2,805 per in- Up to $415,140 per in- $2,805 per inspection cycle. spection cycle. spection cycle

ESTIMATED COSTS: OPTIONAL MODIFICATION

Action Labor cost Parts cost Cost per product

Repair/preventive change ...... 12 to 30 work-hours × $85 per hour = up to $564 to $2,236 ...... Up to $4,786 $2,550.

We have received no definitive data under the criteria of the Regulatory Library/rgstc.nsf/0/ that would enable us to provide cost Flexibility Act. ebd1cec7b301293e86257cb30045557a/$FILE/ estimates for the on-condition actions ST01219SE.pdf) does not affect the ability to List of Subjects in 14 CFR Part 39 specified in this AD. accomplish the actions required by this AD. Air transportation, Aircraft, Aviation For airplanes on which STC ST01219SE Authority for This Rulemaking (http://rgl.faa.gov/Regulatory_and_ safety, Incorporation by reference, Guidance_Library/rgstc.nsf/0/ Title 49 of the United States Code Safety. ebd1cec7b301293e86257cb30045557a/$FILE/ specifies the FAA’s authority to issue Adoption of the Amendment ST01219SE.pdf) is installed, therefore, a rules on aviation safety. Subtitle I, ‘‘change in product’’ alternative method of Section 106, describes the authority of Accordingly, under the authority compliance (AMOC) approval request is not the FAA Administrator. Subtitle VII, delegated to me by the Administrator, necessary to comply with the requirements of Aviation Programs, describes in more the FAA amends 14 CFR part 39 as 14 CFR 39.17. detail the scope of the Agency’s follows: (d) Subject authority. PART 39—AIRWORTHINESS Air Transport Association (ATA) of We are issuing this rulemaking under DIRECTIVES America Code 53, Fuselage. the authority described in Subtitle VII, (e) Unsafe Condition Part A, Subpart III, Section 44701, ■ 1. The authority citation for part 39 ‘‘General requirements.’’ Under that This AD was prompted by reports of cracks continues to read as follows: found at the cutout in the web of body station section, Congress charges the FAA with Authority: 49 U.S.C. 106(g), 40113, 44701. frame 303.9 inboard of stringer 16L, and a promoting safe flight of civil aircraft in new report of cracking found on an airplane air commerce by prescribing regulations § 39.13 [Amended] not included in the applicability of AD 2008– for practices, methods, and procedures ■ 2. The FAA amends § 39.13 by 17–03, Amendment 39–15641 (73 FR 48288, the Administrator finds necessary for removing Airworthiness Directive (AD) August 19, 2008). We are issuing this AD to safety in air commerce. This regulation detect and correct such cracking, which 2008–17–03, Amendment 39–15641 (73 could prevent the left forward entry door is within the scope of that authority FR 48288, August 19, 2008), and adding because it addresses an unsafe condition from sealing correctly, and could cause in- the following new AD: flight decompression of the airplane. that is likely to exist or develop on products identified in this rulemaking 2014–23–10 The Boeing Company: (f) Compliance Amendment 39–18026; Docket No. action. FAA–2014–0195; Directorate Identifier Comply with this AD within the 2013–NM–195–AD. compliance times specified, unless already Regulatory Findings done. (a) Effective Date We have determined that this AD will (g) Retained Repetitive Inspections: Group 1 not have federalism implications under This AD is effective January 6, 2015. Airplanes, Boeing Alert Service Bulletin Executive Order 13132. This AD will (b) Affected ADs 737–53A1188, Revision 2, Dated May 9, not have a substantial direct effect on 2007; or Boeing Alert Service Bulletin 737– This AD replaces AD 2008–17–03, 53A1188, Revision 3, Dated September 6, the States, on the relationship between Amendment 39–15641 (73 FR 48288, August 2013 the national government and the States, 19, 2008). or on the distribution of power and This paragraph restates the requirements of responsibilities among the various (c) Applicability paragraph (f) of AD 2008–17–03, Amendment levels of government. (1) This AD applies to The Boeing 39–15641 (73 FR 48288, August 19, 2008), For the reasons discussed above, I Company airplanes, certificated in any with revised service information and airplane category, identified in paragraphs (c)(1)(i) groupings. For airplanes identified as Group certify that this AD: and (c)(1)(ii) of this AD. 1 in Boeing Alert Service Bulletin 737– (1) Is not a ‘‘significant regulatory (i) Model 737–100, –200, –200C, –300, 53A1188, Revision 3, dated September 6, action’’ under Executive Order 12866, –400, and –500 series airplanes, as identified 2013: Do detailed and high frequency eddy (2) Is not a ‘‘significant rule’’ under in Boeing Alert Service Bulletin 737– current (HFEC) inspections in the web and DOT Regulatory Policies and Procedures 53A1197, dated August 25, 2006. doubler around the slotted holes in the frame (44 FR 11034, February 26, 1979), (ii) Model 737–300, –400, and –500 series web at stringers 15L and 16L, in accordance (3) Will not affect intrastate aviation airplanes, as identified in Boeing Alert with the Accomplishment Instructions of Service Bulletin 737–53A1188, Revision 3, Boeing Alert Service Bulletin 737–53A1188, in Alaska, and dated September 6, 2013. Revision 2, dated May 9, 2007; or Boeing (4) Will not have a significant (2) Installation of Supplemental Type Alert Service Bulletin 737–53A1188, economic impact, positive or negative, Certificate (STC) ST01219SE (http:// Revision 3, dated September 6, 2013, except on a substantial number of small entities rgl.faa.gov/Regulatory_and_Guidance_ as provided by paragraph (j)(4) of this AD. Do

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the inspections at the applicable time change in accordance with Boeing Alert Service Bulletin 737–53A1197, dated August specified in paragraph 1.E., ‘‘Compliance,’’ of Service Bulletin 737–53A1197, dated August 25, 2006. Operators may perform those Boeing Alert Service Bulletin 737–53A1188, 25, 2006, which terminates the repetitive actions in accordance with approved Revision 3, dated September 6, 2013. Do all inspections. maintenance procedures. applicable corrective actions before further (k) Alternative Methods of Compliance flight in accordance with Boeing Alert (i) New Repetitive Inspections: Group 2 (AMOCs) Service Bulletin 737–53A1188, Revision 2, Airplanes, Boeing Alert Service Bulletin dated May 9, 2007; or Boeing Alert Service 737–53A1188, Revision 3, Dated September (1) The Manager, Seattle Aircraft Bulletin 737–53A1188, Revision 3, dated 6, 2013 Certification Office (ACO), FAA, has the September 6, 2013; except as provided by For airplanes identified as Group 2 in authority to approve AMOCs for this AD, if paragraph (j)(3) of this AD. Repeat the Boeing Alert Service Bulletin 737–53A1188, requested using the procedures found in 14 inspections at intervals not to exceed 4,500 Revision 3, dated September 6, 2013: At the CFR 39.19. In accordance with 14 CFR 39.19, flight cycles, until accomplishment of the applicable times specified in Table 3 of send your request to your principal inspector repair/preventive change in accordance with paragraph 1.E., ‘‘Compliance,’’ of Boeing or local Flight Standards District Office, as Boeing Alert Service Bulletin 737–53A1188, Alert Service Bulletin 737–53A1188, appropriate. If sending information directly Revision 2, dated May 9, 2007; or Boeing Revision 3, dated September 6, 2013, except to the manager of the ACO, send it to the Alert Service Bulletin 737–53A1188, as required by paragraph (j)(1) of this AD: Do attention of the person identified in Revision 3, dated September 6, 2013; which detailed and HFEC inspections for cracking paragraph (l)(1) of this AD. Information may terminates the repetitive inspection in the web of the body station 303.9 frame be emailed to: 9-ANM-Seattle-ACO-AMOC- requirements for the airplanes identified in at stringer 15L, and do all applicable [email protected]. this paragraph. A repair/preventive change corrective actions, in accordance with the (2) Before using any approved AMOC, done using Boeing Alert Service Bulletin Accomplishment Instructions of Boeing Alert notify your appropriate principal inspector, 737–53A1188, dated April 9, 1998; or Boeing Service Bulletin 737–53A1188, Revision 3, or lacking a principal inspector, the manager Alert Service Bulletin 737–53A1188, dated September 6, 2013, except as required of the local flight standards district office/ Revision 1, dated March 18, 1999; does not by paragraphs (j)(3) and (j)(4) of this AD. Do certificate holding district office. terminate the repetitive inspections, but the all applicable corrective actions before (3) An AMOC that provides an acceptable repetitive inspections may be terminated further flight. Repeat the inspection level of safety may be used for any repair after the existing kit is replaced with a new thereafter at the applicable time specified in required by this AD if it is approved by the kit in accordance with paragraph 3.B., Part II, Table 3 of paragraph 1.E., ‘‘Compliance,’’ of Boeing Commercial Airplanes Organization step 3, or Part III, step 3, of Boeing Alert Boeing Alert Service Bulletin 737–53A1188, Designation Authorization (ODA) that has Service Bulletin 737–53A1188, Revision 2, Revision 3, dated September 6, 2013. been authorized by the Manager, Seattle dated May 9, 2007. As of the effective date Accomplishment of a repair using a method ACO, to make those findings. For a repair of this AD, only Boeing Alert Service Bulletin approved in accordance with the procedures method to be approved, the repair must meet 737–53A1188, Revision 3, dated September specified in paragraph (k) of this AD the certification basis of the airplane, and the approval must specifically refer to this AD. 6, 2013, may be used to do the actions terminates the repetitive inspections required (4) AMOCs approved previously for AD required by this paragraph. by this paragraph for the area covered by the 2008–17–03, Amendment 39–15641 (73 FR Note 1 to paragraph (g) of this AD: repair. 48288, August 19, 2008), are approved as Airplanes identified as Group 1 in Boeing AMOCs for the corresponding provisions of Alert Service Bulletin 737–53A1188, (j) Exceptions to Service Information this AD. Revision 3, dated September 6, 2013, are the Specifications same as those identified in Boeing Alert (1) Where Boeing Alert Service Bulletin (l) Related Information 737–53A1188, Revision 3, dated September Service Bulletin 737–53A1188, Revision 2, For more information about this AD, 6, 2013, specifies a compliance time ‘‘after dated May 9, 2007. contact Nenita Odessa, Aerospace Engineer, the Revision 3 date of this service bulletin,’’ (h) Retained Repetitive Inspections: Boeing Airframe Branch, ANM–120L, FAA, Los this AD requires compliance within the Angeles Aircraft Certification Office (ACO), Alert Service Bulletin 737–53A1197, Dated specified time after the effective date of this August 25, 2006 3960 Paramount Boulevard, Lakewood, AD. California 90712–4137; phone: 562–627– This paragraph restates the requirements of (2) Where Boeing Alert Service Bulletin 5234; fax: 562–627–5210; email: paragraph (g) of AD 2008–17–03, 737–53A1197, dated August 25, 2006, [email protected]. Amendment 39–15641 (73 FR 48288, August specifies a compliance time ‘‘After the Date 19, 2008). For airplanes identified in Boeing of this Service Bulletin,’’ this AD requires (m) Material Incorporated by Reference Alert Service Bulletin 737–53A1197, dated compliance for paragraph (h) of this AD (1) The Director of the Federal Register August 25, 2006: Do an ultrasound within the specified time after September 23, approved the incorporation by reference inspection of the slot-shaped cutout in the 2008 (the effective date of AD 2008–17–03, (IBR) of the service information listed in this web for the door stop strap at stringer 16L, Amendment 39–15641 (73 FR 48288, August paragraph under 5 U.S.C. 552(a) and 1 CFR an HFEC inspection of the web along the 19, 2008)). For the initial inspection, the part 51. upper and lower edges of the doubler around grace period for airplanes that have exceeded (2) You must use this service information the doorstop strap at stringer 16L, and a the specified threshold is extended to 4,500 as applicable to do the actions required by detailed inspection of the web around the flight cycles after September 23, 2008 (the this AD, unless the AD specifies otherwise. doubler for the cutout at stringer 16L, in effective date of AD 2008–17–03). (3) The following service information was accordance with the Accomplishment (3) Where Boeing Alert Service Bulletin approved for IBR on January 6, 2015. Instructions of Boeing Alert Service Bulletin 737–53A1188, Revision 2, dated May 9, 2007; (i) Boeing Alert Service Bulletin 737– 737–53A1197, dated August 25, 2006, except Boeing Alert Service Bulletin 737–53A1188, 53A1188, Revision 3, dated September 6, as provided by paragraph (j)(4) of this AD. Do Revision 3, dated September 6, 2013; and 2013. the inspections at the applicable time Boeing Alert Service Bulletin 737–53A1197, (ii) Reserved. specified in paragraph 1.E., ‘‘Compliance,’’ of dated August 25, 2006; specify to contact (4) The following service information was Boeing Alert Service Bulletin 737–53A1197, Boeing for appropriate action, including approved for IBR on September 23, 2008 (73 dated August 25, 2006, except as provided by repair of damage outside the scope of the FR 48288, August 19, 2008). paragraph (j)(2) of this AD. Do all applicable service information, repair using a method (i) Boeing Alert Service Bulletin 737– corrective actions before further flight in approved in accordance with the procedures 53A1188, Revision 2, dated May 9, 2007. accordance with Boeing Alert Service specified in paragraph (k) of this AD. (ii) Boeing Alert Service Bulletin 737– Bulletin 737–53A1197, dated August 25, (4) This AD does not require the specific 53A1197, dated August 25, 2006. 2006, except as provided by paragraph (j)(3) access and restoration instructions identified (5) For service information identified in of this AD. Repeat the inspections at intervals in the Work Instructions of Boeing Alert this AD, contact Boeing Commercial not to exceed 4,500 flight cycles, until Service Bulletin 737–53A1188, Revision 3, Airplanes, Attention: Data & Services accomplishment of the repair/preventive dated September 6, 2013; and Boeing Alert Management, P. O. Box 3707, MC 2H–65,

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Seattle, WA 98124–2207; telephone 206– The Director of the Federal Register Request Correction to the Applicability 544–5000, extension 1; fax 206–766–5680; approved the incorporation by reference and Compliance Paragraphs Internet https://www.myboeingfleet.com. of certain publications listed in this AD Horizon Air requested a correction in (6) You may view this service information as of January 6, 2015. at FAA, Transport Airplane Directorate, 1601 the Applicability and Compliance Lind Avenue SW., Renton, WA. For ADDRESSES: For service information paragraphs for possible typographical information on the availability of this identified in this AD, contact Dowty errors between AD 2010–17–11R1 and material at the FAA, call 425–227–1221. Propellers, Anson Business Park, the NPRM (79 FR 15269, March 19, (7) You may view this service information 2014). Horizon Air stated that the that is incorporated by reference at the Cheltenham Road East, Gloucester GL2 National Archives and Records 9QN, UK; phone: 44 0 1452 716000; fax: Applicability has changed from ‘‘. . . Administration (NARA). For information on 44 0 1452 716001. You may view this serial number (S/N) below DAP0327’’ in the availability of this material at NARA, call service information at the FAA, Engine AD 2010–17–11R1 to ‘‘. . . S/N below 202–741–6030, or go to http:// & Propeller Directorate, 12 New England DAP0927’’ in the proposed rule. With www.archives.gov/federal-register/cfr/ibr- Executive Park, Burlington, MA. For no discussion about the increased locations.html. information on the availability of this number of affected propellers, Horizon Issued in Renton, Washington, on material at the FAA, call 781–238–7125. Air believes that typographical errors November 5, 2014. exist in the Applicability and Examining the AD Docket Jeffrey E. Duven, Compliance sections. Manager, Transport Airplane Directorate, You may examine the AD docket on We do not agree. AD 2010–17–11R1 Aircraft Certification Service. the Internet at http:// required initial sealant application to all [FR Doc. 2014–27362 Filed 12–1–14; 8:45 am] www.regulations.gov by searching for Dowty Propellers R408/6–123–F/17 BILLING CODE 4910–13–P and locating Docket No. FAA–2009– model propellers with a hub, actuator, 0776; or in person at the Docket and backplate assembly LRU S/Ns Management Facility between 9 a.m. below DAP0347, not DAP0327 as DEPARTMENT OF TRANSPORTATION and 5 p.m., Monday through Friday, quoted above. AD 2010–17–11R1 also except Federal holidays. The AD docket required repetitive re-application of Federal Aviation Administration contains this AD, the mandatory sealant for all LRU S/Ns below continuing airworthiness information, DAP0927. We did not change this AD. 14 CFR Part 39 regulatory evaluation, any comments Request Change to Optional [Docket No. FAA–2009–0776; Directorate received, and other information. The Terminating Action Identifier 2009–NE–32–AD; Amendment 39– address for the Docket Office (phone: 18007; AD 2010–17–11R2] 800–647–5527) is Document Horizon Air requested that all revisions to Dowty Propellers Service RIN 2120–AA64 Management Facility, U.S. Department of Transportation, Docket Operations, Bulletin (SB) No. D8400–61–94 be included in the Optional Terminating Airworthiness Directives; Dowty M–30, West Building Ground Floor, Action paragraph. The implied reason Propellers Constant Speed Propellers Room W12–140, 1200 New Jersey Avenue SE., Washington, DC 20590. for this request was to support AGENCY: Federal Aviation terminating action throughout the range Administration (FAA), DOT. FOR FURTHER INFORMATION CONTACT: of qualified SBs. ACTION: Final rule. Michael Schwetz, Aerospace Engineer, We partially agree. We agree that Boston Aircraft Certification Office, Dowty Propellers SB No. D8400–61–94, SUMMARY: We are revising airworthiness FAA, Engine & Propeller Directorate, 12 Revision 6, dated December 12, 2013 directive (AD) 2010–17–11R1, which New England Executive Park, and earlier revisions provide adequate applies to all Dowty Propellers R408/6– Burlington, MA 01803; phone: 781– corrective actions to address the unsafe 123–F/17 model propellers. AD 2010– 238–7761; fax 781–238–7170; email: condition. We changed the Optional 17–11R1 required initial application of [email protected]. Terminating Action paragraph to sealant between the bus bar assembly include Dowty Propellers SB No. SUPPLEMENTARY INFORMATION: and the backplate assembly of certain D8400–61–94, Revision 6, dated line-replaceable units (LRUs) and Discussion December 12, 2013 and earlier revisions. repetitive re-applications of sealant on We do not agree that unknown future all R408/6–123–F/17 model propellers. We issued a notice of proposed SB versions should be included in this AD 2010–17–11R1 also provided an rulemaking (NPRM) to amend 14 CFR AD. The content of future SB revisions optional terminating action to the part 39 to revise AD 2010–17–11R1, is speculation. We did not change this repetitive re-application of sealant. This Amendment 39–17481 (78 FR 41283, AD to include all revisions of the SB. AD increases the interval allowed July 10, 2013), (‘‘AD 2010–17–11R1’’). between the required re-application of AD 2010–17–11R1 applied to the Request for Alternative Method of sealant, and specifies an additional specified products. The NPRM Compliance acceptable sealant. This AD was published in the Federal Register on Horizon Air requested that we allow prompted by failure of the propeller de- March 19, 2014 (79 FR 15269). The the use of 3M 4200 sealant as an ice bus bar due to friction or contact NPRM proposed to require increasing equivalent replacement for the 3M 5300 between the bus bar and the backplate the interval allowed between the sealant. assembly, consequent intermittent short required re-application of sealant and We agree. We approved 3M 4200 as circuit, and possible double generator specified an additional acceptable an acceptable sealant in response to the failure. We are issuing this AD to sealant. Horizon Air comment to AD 2010–17– prevent an in-flight double generator Comments 11R1 when that AD was at the NPRM failure, which could result in reduced stage; see 78 FR 41283, July 10, 2013. control of the airplane. We gave the public the opportunity to 3M 4200 sealant is also one of three DATES: This AD is effective January 6, participate in developing this AD. We sealants identified in Dowty Propellers 2015. considered the comments received. Alert Service Bulletin (ASB) No. D8400–

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