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53-O-881A
The 53-O-881A (53-О-881А) is a Soviet-era-developed, Russian Federation, steel/cast iron mix-bodied, 82 mm, fin-stabilised, high explosive fragmentation (HE-frag) projectile The 53-O-881A was originally fitted with the GK-2 (ГК-2) impact point-initiating, base-detonating (PIBD) fuze, but may also be fitted with the later GK-2M (ГК-2М). The 53-O-881A is normally seen marked up in the abbreviated form of O-881A (О-881А), and not its full GAU...
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