Bomb Tail Hydrostatic Fuze Mk 229Bomb Tail Hydrostatic Fuze Mk 231 Mod 0
BOMB FUZE DATA
Part 1 - NAVY BOMB FUZES
BOMB TAIL HYDROSTATIC FUZE AN-Mk 230

Characteristics

Action - Hydrostatic arming and firing, adjustable to firing depths of 25, 50, 85, 100, and 125 ft.

Modification - Mods 1, 3, 4, 5, and 6.

Mods 0, 1, and 3 are similar; Mods 4, 5, and 6 incorporate added safety features. Mods 5 and 6 have accuracy of 25-ft. depth setting emphasized; Mod 4 has accuracy of 50-ft. depth setting emphasized.

Status - Mods 0, 1, and 3 - Obsolete.

Mods 4, 5, and 6 - Service.

Restriction on Use - Mods 0, 1, and 3 are not to be used from Naval aircraft. No res-trictions on use of Mods 4, 5, and 6; but use of Mods 5 and 6 is preferred because of more accurate 25-ft. depth setting.

Air Travel to Arm - Approximately 300 to 400 ft.
Indication of Arming - No external indication of arming.

Figure 18. - Outline Drawing of Tail Hydrostatic Fuze AN-Mk 230

Bombs in Which Used

325-lb. Depth Bomb Mk 53 and Mods.

350-lb. Depth Bomb Mk 54 and Mods.

500-lb. G.P. Bomb AN-M64 and Mods.

1000-lb. G.P. Bomb AN-M65 and Mods.

2000-lb. G.P. Bomb AN-M66 and Mods.

Figure 19. - Tail Hydrostatic Fuze AN-Mk 230

Weight and Packing

Weight of Fuze Fully Loaded - Approximately 14.5 lb.
Weight of Booster - 0.9 oz. tetryl.

Standard Packing - Four fuzes, each in a metal container, are packed in a metal crate measuring 16.5 in. x 11.6 in. x 11.6 in. and weighing about 75 lb. gross.

Bomb Tail Hydrostatic Fuze Mk 229Bomb Tail Hydrostatic Fuze Mk 231 Mod 0