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53-O-365 (One Piece)
The 53-O-365 (53-О-365) is a one-piece Russian 85 mm high explosive fragmentation (HE-frag) anti-aircraft artillery (AAA) projectile, with a short ogive and wide nose fuze well. It is normally fuzed with the T-5 powder train (pyrotechnic) time (PTT) fuze, the T-11 PTT, or the VM-30 mechanical time and superquick (MTSQ) fuze. The 53-O-365 projectile forms part of the 53-UO-365 (53-УО-365) fixed (unitary) round that is normally used with the...
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