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Overview

The 57mm ZiS-2.

Vehicle Deployment

ZiS-2

ZiS-3

ZiS-4

ZiS-4M

Variants

ZiS-2

Standard version.

ZiS-3

Early tank gun variant.

ZiS-4

Tank gun version.

ZiS-4M

Tank gun version, new simplified breech.

Ammunition

Available ammunition
Type Extended Type Model Weight HE filling
APHE Armour-Piercing High-Explosive BR-271K 3.16kg (7lb) 18g
APCBC Armour-Piercing Capped Ballistic Cap BR-271 3.16kg (7lb) 14g
APCBC Armour-Piercing Capped Ballistic Cap BR-271M 2.8kg (6.2lb) 13g
AP Armour-Piercing BR-271SP 3.16kg (7lb) None
APCR Armour-Piercing Composite Rigid BR-271P 1.79kg (3.9lb) None
APCR Armour-Piercing Composite Rigid BR-271N 2.4kg (5.3lb) None
HVAP High Velocity Armour-Piercing ? ? ?
Frag Fragmentation O271U 3.75kg (8.3lb) 204g
Frag Fragmentation O271G 3.76kg

(8.3lb)

220g
Cans Canister Shch-271 3.66kg (8.1lb)

Armour Penetration

APHE Projectile BR-271K
Distance Meet angle 60° Meet angle 90°
100m 91mm 112mm
300m 84mm 103mm
500m 76mm 94mm
1000m 60mm 74mm
1500m 46mm 57mm
2000m 35mm 44mm
APCBC Projectile BR-271
Distance

Meet angle 60°

Meet angle 90°
100m 93mm 114mm
300m 89mm 109mm
500m 84mm 103mm
1000m 74mm 91mm
1500m 64mm 79mm
2000m 56mm 69mm
APCR Projectile BR-271P
Distance

Meet angle 60°

Meet angle 90°
100m 155mm 190mm
300m 137mm 168mm
500m 120mm 147mm
1000m 83mm 101mm
HVAP Projectile
Distance

Meet angle 60°

Meet angle 90°
500m 120mm 145mm

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