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.