UTIU M72B3
UTIU M72B3 artillery fuze
Mechanical point-detonating nose fuze with superquick, inertia and delay action, settable to superquick or delay, for assembling HE projectiles with and without base-bleed in calibres 85 mm, 100 mm, 122 mm, 130 mm and 152 mm for guns and howitzers.
Specification
| Action type (setting) | superquick, delay |
|---|---|
| Total height of fuze | max 105.71 mm |
| Depth of fuze intrusion | max 46.8 mm |
| Delay time - delay action | 20 ÷ 50 ms |
| Muzzle safety | min 10 m |
| Ready to act - armed | max 200 m |
| Safety - mechanical, centrifugal, pyrotechnic | 100 ÷ 200 ms |
| Arming during axial acceleration | 24000 ÷ 230000 m/s² |
| Rotation | min 3100 min-1 |
| Muzzle velocity | max 1100 m/s |
| Fuze mass | 0.42 kg |
| Operating temperature | -30 ÷ +50 °C |
| Intended for | HE projectiles with and without base-bleed of 85 mm, 100 mm, 122 mm, 130 mm and 152 mm |
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.