Dimensions
- Displacement
- 917 t (max)
- Length
- 78,30 m
- Beam
- 8,70 m
- Draft
- 2,88 m

Wartime history
This class of incomplete French Avisos were captured by German troops in November 1942. SG21 was commissioned on 28.03.1944. As part of the 6th Escort Flotilla it was sunk on 15.08.1944 near St. Tropez after a battle with allied warships.
Ship data
Dimensions, weapons and machinery.
Service record