C-class lifeboat Source: en.wikipedia.org/wiki/C-class_lifeboat

C-class lifeboats are a class of inflatable lifeboats operated by the Royal National Lifeboat Institution (RNLI).

Boats in this class include:

• C-class lifeboat (Zodiac Grand Raid IV), 24 boats built from 1972–1990 (number range D-500, D-501, C-502 to C-523)