Bomb Nose Fuze Mk 221Bomb Athwartship Hydrostatic Fuze Mk 224
BOMB FUZE DATA
Part 1 - NAVY BOMB FUZES
BOMB TAIL FUZE Mk 223

Characteristics

Action - Impact, inertia firing, 0.01-sec. delay.
Modification - Mods 0, 1, 3, and 4 differ only in the identity of the manufacturer. Mod 1 A.S. is modified for antisubmarine use.
Status - Obsolete.
Restriction on Use - Training purpose only.
Air Travel to Arm - Approximately 850 to 1100 ft.

Indication of Arming - The window in the side of the fuze permits visual examination to determine the state of arming. If the upper surface of the striker has separated from the outer sleeve by more than 3/16 in., the fuze should be considered armed.

Figure 10. - Outline Drawing of Tail Fuze Mk 223

Bombs in Which Used

500-lb. G.P. Bomb Mk 12 and Mods

500-lb. Demo Bomb Mk 9

1000-lb. G.P. Bomb Mk 13 and Mods

1000-lb. Demo Bomb Mk 9

1000-lb. G.P. Bomb Mk 36

Figure 11. - Tail Fuze Mk 223

Weight and Packing

Weight of Fuze Fully Loaded - Approximately 10.5 lb.
Weight of Booster - 1.4 oz. tetryl.

Standard Packing - One fuze is packed in a single container with one Nose Fuze Mk 221. Two container are packed in a metal crate measuring 27.1 in. x 12.3 in. x 6.3 in. and weighing about 65 lb. gross.

Bomb Nose Fuze Mk 221Bomb Athwartship Hydrostatic Fuze Mk 224