RNLI D Class WILLET at Calshot 22nd May 2022
Inshore D 748 / IB1 design. 135 total in fleet.
All D Class built on Isle of Wight
crew 3-4 /survivor capacity 5
Length 5, beam 2 metres. Hypalon-coated polyester
1 x Mariner engine at 50hp , 3 hours at 25 kts
In the event of a capsize, the D class lifeboat can be righted manually by the crew and her 50hp outboard engine restarted.