Bomb Fuzes M121, M122 - These fuzes haven been designed and produced for spe-cial uses. Information concerning them may be obtained by special request to the Bu-reau of Ordnance.

Characteristics

Modification - M123A1 series differs from the M123 series in having no reduction gearing and an eight-bladed rather than a four-bladed arming vane.

M123A1, M124A1, M125A1 - Service.

M123, M124, M125 - 80 to 100 ft. to initiate delay action; 900 to 1400 ft. to seal fuze against leakage of solvent or entrace of moisture.

M123A1, M124A1, M125A1 - Less than 100 ft. to initiate delay action and to seal fuze against leakage of solvent or entrance of moisture.

Indication of Arming - Any fuze which has been dropped more than 10 ft., or subjected to high temperatures, or which has had its vanes free to rotate must be considered arm-ed. Special indicators are provided in each shipping box to show whether or not fuzes have been subjected to high storage temperatures.

Figure 56. - Tail Long-Delay Fuzes M123A1, M124A1, M125A1

Bombs in Which Used

100-lb. G.P. Bomb AN-M30 and Mods*

250-lb. G.P. Bomb AN-M57

500-lb. G.P. Bomb AN-M43

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

500-lb. S.A.P. Bomb AN-M58 and Mods*

1000-lb. G.P. Bomb AN-M44

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

1000-lb. S.A.P. Bomb AN-M59 and Mods*

2000-lb. G.P. Bomb AN-M34

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

*The Modifications of these bombs that have the adapter booster and base plate locking devices are the preferred bombs for use with these fuzes.

Figure 57. - Tail Long-Delay Fuzes M123A1, M124A1, M125A1

Weight and Packing

M123A1 - 2.9 lb.

M124A1 - 3.1 lb.

M125A1 - 3.4

Standard Packing - Twenty-four fuzes, each in a metal container, are packed in a woo-den crate.

Fuze

Crate volume

Weight
(gross)