Fact file: SAN Mk1 20mm automatic cannon

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The SAN Mk1 20mm automatic cannon is a standard light-weight weapon aboard South African ships, serving as the primary weapon of the River-class inshore patrol vessels/mine countermeasures vessel, the secondary weapon on the Warrior-class offshore patrol vessel and a tertiary weapon aboard the Valour-class frigates.

 

Designation:

SAN Mk1

Type:

Breech-loading single 20mm automatic cannon.

Country of origin:

 

First deployed:

 

Delivered to the SAN:

 

Manufacturer:

 

Numbers:

 

Cost:

 

System components:

Cannon, mount, support equipment

General:

 

 

Integrates into:

Stand-alone.

Acquisition modes:

 

Designated from the ship’s combat management centre, acquired by gunner using optical sights

Guidance:

 

Optical.

Weight:

 

Gun:

  • Calibre:

  • Range: .

  • Trajectory:

  • Dimensions:

  • Length:

  • Width:

  • Height:

  • Swept radius:

  • Muzzle velocity:

  • Rate of fire:

  • Elevation:

  • Traverse:

  • Accuracy:

  • Dispersion:

  • Magazine:

 

 

20mm

 

Ammunition:

Length:

Type:

Weight:

Fuze:

 

 

Penetration:

None.

Power needs:

None.

Comment:

 

The SAN Mk1 20mm automatic cannon is a standard light-weight weapon aboard South African ships, serving as the primary weapon of the River-class inshore patrol vessels/mine countermeasures vessel, the secondary weapon on the Warrior-class offshore patrol vessel and a tertiary weapon aboard the Valour-class frigates.