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53-BR-271K
The 53-BR-271K (53-БР-271К) is a Russian 57 mm armour-piecing high explosive tracer (APHE-T) projectile. The 53-BR-271K is normally seen marked up with its short form designation of BR-271K (БР-271К), and not its full GAU (later GRAU) index code. The 53-BR-271K forms part of the 53-UBR-271K (53-УБР-271К) round. The 53-UBR-271K round is fired by weapons, such as: the Ch-26 (Ч-26) towed anti-tank (AT) gun; the Ch-51/Ch-51M (Ч-51/ЧЧ-51М) gu...
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