Atlantic 21

Length =  

6.9m (22ft 9in)

Endurance =  3 hrs at max speed
Crew =  3
Launch =  Trolley, Floating boathouse Davit
Speed =  32 Knots
Construction = 

GRP hull with hypalon-coated nylon tubes

Displacement =  1,400 kg (3,100lb)

Engine's = Two 70 hp Outboards

The Atlantic 21, which takes its name from Atlantic College in Wales where it was first developed, has a Glass Reinforced Plastic (GRP) hull with inflatable sponsonsand a rollbar assembly above the two outboard engines on the stern. The class was introduced to the RNLI fleet in 1972.

The North Division has Eleven of the Atlantic 75 & 21 class lifeboats operating in the division.