PART II UNITED STATES UNDERWATER ORDNANCE CONFIDENTIAL TABLE OF CONTENTS PART I I - UNITED STATES UNDERWATER ORDNANCE CHAPTER 1 U. S. INFLUENCE MINES Page Mine Chart (Table I ) ............................................................................... 2 Introduction .............................................................................................. 3 kk 10-3 (10-6, 10-7, 10-8 k 10-9) ....................................................... 5 kk 1 2 - 0 ............................................................................................................... 9 Mk 12-1 ...................................................................................................... 11 Mk 12-3 k 12-4 ............................................................................................... 13 kk 13-0 (13-3 k 13-4) ...................................................................................... 13 kk 13-$ (13-6) ................................................................................................ 1$ Wk 1 6 -2 ........................................................................................................ 16c Mk 1 8 - 0 ........................................................................................................... 17 kk 2 1 - 0 ........................................................................................................ 19 kk 2 5 -0 ........................................................................................................ 21 kk 25-1 .................................................................................................... 25 AN Kk 26-1 (Mk 36-0 k 36-1) ..................................................................... 27 kk 27-0 .................................................................................................... 31 CHAPTER 2 U. S. CONTACT MINES Mine Chart (Table I I ) ............................................................................. 2 Introduction .............................................................................................. 3 kk 5 - 0 .......................................................................................................... 3 kk 6-0 ........................................................................................................ 5 kk 6-2 .......................................................................................................... 7 kk 6-3 .......................................................................................................... 9 Kk 6-4 .......................................................................................................... 9 kk 7-0 .......................................................................................................... 11 kk 10-1 ..................................................................................................... 11 kk 11-1 ..................................................................................................... 13 Kk 16-1 ..................................................................................................... 17 kk 19-0 (19-i k 19-2) ................................................................................ 19 kk 2 3 -0 ........................................................................................................ 23 CHATTER 3 U. S. TORPEDOES Torpedo Chart (Table I ) ......................................................................... 2 Warhead Chart (Table II) ....................................................................... 2 Warhead Extensions Chart (Table I I I) ................................................. 2a Exploders Chart (Table IV) .................................................................... 2a Introduction .............................................................................................. 2b Id en tify in g Features ............................................................................... 2b General Precautions ................................................................................. 2b Torpedo Mk 8 Mods 3C and 3D .................................................................. 2d Torpedo Mk 1 3 - 0 ......................................................................................... 2e Torpedo Mk 14-3A (kks 23-0 and 23-1) ................................................. 2k Torpedo Mk 1$ Mods 1 and 2 (Mk 15-3) ................................................. 2o Torpedo Mk 18-1 (Mk 18-2) ........... ......................................................... 2q Exploders Mk 3-1, 3-2, 3-3, 3-4 ........................................................... 3* Exploders kk 4-0 k 8-0 k Mods .............................................................. 7 Exploders Mk 6-0 k Mods (except Mk 6-5 k 6- 6 ) ................................ 9 Exploders Mk 6-5 k 6-6 ........................................................................... 11 Exploder kk 5-0 k Mods ........................................................................... 11 Exploder kk 10-3 ....................................................................................... 13 CHAPTER 4 U. S. DEPTH CHARGES Depth Charge Chart (Table V) ................................................................ 2 Introduction .............................................................................................. 3 Deptn Charges Mk 6-0, 6-1 6- 2, 7-0, 7-1 k 7-2 ... ................................ 3 Depth Charge kk 8 - 0 ................................................................................. 7 Depth Charges Mk 9-0, 9-1, 9-2 k 9-3 ................................................. 11 Deptn Charge kk 1 0 - 0 ............................................................................... 13 Depth Charge S l i n g ................................................................................... 17 CHAPTER 5 U. S. DEPTH 3CMBS Depth Bomb Chart (Table V I) .................................................................. 2 Depth Bomb Fuzes (Table V II) ................................................................ 2 Introduction .............................................................................................. 3 Nose Fuze Mk 219-0 ................................................................................... 3 Nose Fuze AN-K 1 0 3 ................................................................................... 5 Transverse Fuze AN-Mk 224 ...................................................................... 5 Added 1 July 1945 (Change No. 8) - i i - CONFIDENTIAL TABLE OF CONTENTS (D. S. DEPTH BOMBS, CONT'D.) Page Transverse Fuze AN-Mk 234 ..................................................................... 7 T a il Fuze Mk 229-0 ................................................................................... 7 T a il Fuze AN-Mk 230 .................................................................................. 7 T a il Fuze Mk 2 3 1 -0 ................................................................................... 9 CHAPTER 6 0 . S . AHEAD-THROWN ANTI-SUaiARINE WEAPONS Introduction .............................................................................................. 3 772 Rooket (Mousetrap) ............................................................................ 3 Nose Fuze MR 13 1 -0 ..................................................................................... 3 Nose Fuze kk 13 5 -0 ..................................................................................... 5 Nose Fuze Mk 14 0 -0 ..................................................................................... 7 772 P rojector Charge (Hedgehog) ............................................................. 7 Nose Fuze Mk 13 6 -0 ..................................................................................... 9 Nose Fuze Mk 14 0 -0 ..................................................................................... 9 Nose Fuze Mk 14 2 -0 ..................................................................................... 9 CHAPTER 7 U. S. CON'IROLLED MINES Introduction ............................................................................................... 3 Mk 2 0 -0 ........................................................................................................ 3 Army Ground Mine K 4 .................................................................................. 5 Added 1 July 1945 CONFIDENTIAL - i i i - (Change No. 8) PART II UNITED STATES UNDERWATER ORDNANCE CHAPTER 1 U. 8. IHFLDINCK MINKS c a a 1 f M T3 9 • "O 3 -o 3 •o u H O S o re 9 H •rt a H 9 « B B o a B • B a 9 9 9 X3 9 9 ■r4 H H a H H a •e 9 —4 9 H -4 X X X X • X 9 O ' 9 ce O O 9 a a g V. *J f o r s h a l ­ Same aa 13- 5 f t § l 0 l o w w a t e r . I «T" re fi *«4 M >4 1 O 0 * (4 <Q O 8 3 H sO O H O h 1 3 o a H H SB S £ h S 8 n x h H 2 O * 1 X 3 1 H S n - i O 4-T 0 3 J . 1 S x X 8 X *» o f t - V 3 - i t. 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