Lifeboat class:     All-weather Severn

Largest of the fleet and designed to lie afloat. She carries a Y class inflatable which can be launched and recovered by a lightweight framework and winch.

Introduced in: 1996
Length: 17m (55ft 9in)
Range: 250n. miles
Beam: 5.9m (19.3ft)
Crew: 6
Displacement: 41 tonnes
Construction: Fibre Reinforced Composite
Speed: 25 knots

RNLI's first UK-designed 'fast' lifeboat. It is the RNLI's most numerous all weather lifeboat and was introduced in 1971. The Arun has a prominent wheelhouse and upper steering position and carries a Y boat on top of the wheelhouse.
Speed: 20 knots
Length: 16 - 16.55m (52ft - 54ft 4in)
Range: 230n. miles
Beam: 5.43m (17ft 9in)
Crew: 6
Displacement: 31.5 tonnes
Construction:Glass Reinforced Plastic
Speed: 18 knots