UTIU-M72 B1 (AU-18)
UTIU-M72 B1 (AU-18) artillery fuze
Point-detonating mechanical fuze of superquick, inertia and delay action for 122, 130 and 152 mm projectiles, set by sleeve turning and cap removal.
Also written: 122 mm, 130 mm, 152 mm
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Specification
| Fuze type | PD (point-detonating), mechanical |
|---|---|
| Action type | Superquick, inertia and delay 0.027 to 0.063 s |
| Ammunition compatibility | Artillery projectiles cal. 122, 130 and 152 mm |
| Safety standard | MIL-STD-1316B |
| Arming | Inertia and pyrotechnical; min. acceleration 3000 g and rotation 3100 rpm |
| Drop safety | 1.75 m |
| Muzzle safety | min. 10 m |
| Tightness | Waterproof |
| Fuze mass | 460 g |
| Fuze length | max. 105.7 mm (max. 46.8 mm entering the projectile) |
| Connecting thread | Sp 36.14 x 2.54 |
| Max fuze diameter | 40 mm |
| Temperature range of use | -40 to +50 deg C |
| Service life | min. 5 years under prescribed storage conditions |
| Minimum arming conditions | Acceleration 24000 m/s2 and rotation 3100 rpm |
| Airtightness | Airtight |
| Mass | approx. 420 g |
| Storage period | min. 15 years |
All data provided for information purposes; final specification is defined per contract. Full technical data sheets are issued on request against a stated end-user.