Impact Fuze M72B1A (M72)
The M72B1A is an impact fuze with instantaneous, inertia and delay action, set
by turning the cock and by screwing on (screwing off)
the cap.
Fuze M72B1A
Contents
Technical specifications
- fuze weight: 420 g;
- fuze length (overall): 10.57 cm;
- length of the fuze body entering the projectile: 4.68 cm;
To arm into the combat position:
- required rotation speed 3,100 rpm;
- drop protection: 1.75 m;
- protection: sealed, waterproof;
- fuze arming: 10 m after leaving the barrel bore;
- delay time: 0.027 to 0.063 s;
- operating temperature range: -40°C to +50°C;
- shelf life: 15 years
Usage notes
Drop protection: - 1.75 m
Sealed, waterproof
Do not use with the cap screwed off during rain.
Fuze Setting
- Setting the fuze for fragmentation action: the cock arrow is in
the position (pointing) at the mark "SQ" cap screwed off.
- Setting the fuze for high-explosive action: the cock arrow is in
the position pointing at the mark "SQ" cap screwed on.
- Setting the fuze for delayed action: the cock arrow is in the position pointing at the mark "Delay" cap screwed on.
- The cock is set using a special wrench.
Oleh Syrota (Georgich©) for the Armed Forces of Ukraine / Entropia.com.ua
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