57mm S-68

# OR-281U

Type
: HE

## [Projectile](/md/rv/shells/57mm-s-68-or-281u.md#projectile)

Mass
: 2.8 kg

Velocity
: 1,000 m/s

Max penetration
: 10 mm

Projectile diameter
: 57 mm

Rounds per minute
: 120/min

Angular dispersion (1σ)
: 1.75 mrad

## [Damage](/md/rv/shells/57mm-s-68-or-281u.md#damage)

Max damage
: 222 HP

Humanoid damage
: 300 HP

Explosive mass
: 0.235 kg

Explosion radius

This is the radius of the explosion, and not the kill radius. Drop-off applies in-game
: 14.933 m

Kill radius

This is the maximum distance from the center of the explosion where humanoid death is guaranteed
: 1.698 m

## [Penetration](/md/rv/shells/57mm-s-68-or-281u.md#penetration)

| Distance/Angle | 0°    | 30°   | 60°   |
| -------------- | ----- | ----- | ----- |
| 0 m            | 10 mm | 10 mm | 10 mm |
| 100 m          | 10 mm | 10 mm | 10 mm |
| 500 m          | 10 mm | 10 mm | 10 mm |
| 1,000 m        | 10 mm | 10 mm | 10 mm |
| 2,000 m        | 10 mm | 10 mm | 10 mm |

## [Vehicles with this shell](/md/rv/shells/57mm-s-68-or-281u.md#vehicles)

- [MT-LB AA](/md/rv/vehicles/mt-lb-aa.md)
- [ZSU-57-2](/md/rv/vehicles/zsu-57-2.md)