McLachlan-class lifeboat

	A-504 is preserved at Chatham
Class overview
Name	McLachlan class
Builders	William Osborne, Littlehampton
Operators	Royal National Lifeboat Institution
Preceded by	Hatch
Succeeded by	Atlantic 21
Built	1967–1973
In service	1967–2001
Completed	10
Retired	10
General characteristics
Length	20 ft 6 in (6.25 m)
Beam	8 ft (2.4 m)
Propulsion	2 x 60 hp inboard engines with sterndrives
Speed	22 knots (25 mph; 41 km/h)
Complement	2-3

The McLachlan-class lifeboat was part of the A class of lifeboats formerly operated by the Royal National Lifeboat Institution of the United Kingdom and Ireland. It was replaced by the Atlantic 21.^[1]

Fleet[]

Op. No.^[a]	Old Op. No.^[a]	Built	In service	Station	Comments
A-503	18-02	1967	1967–1970 1971–1972
A-504	18-004	1970	1970–1983	Weston-super-Mare	On display at the RNLI Historic Lifeboat Collection within Chatham Historic Dockyard.
A-505	18-005	1970	1970–1981 1972–1973 1974–1975 1977–2001	Eastney Eastney Humber (Boarding boat)	At Saul Junction Marina undergoing restoration
A-506	18-006	1972	1972 1972–1979 1979–1980	Relief fleet Plymouth
A-507	18-007	1972	1973–1976 1977–1979 1979–1980 1980–1983	Peel Plymouth Relief fleet Plymouth	On display at RNLI Henry Blogg Museum at Cromer
A-508	18-008	1971	1971–1974 1974–1979 1980–1987	Eastney Falmouth
A-509	18-009	1972	1972–1976 1978 1978–1988	Plymouth Brighton Relief fleet
A-510	18-010	1973	1973–1974 1975–1984 1986–1987	Pill Ramsgate Humber (Boarding boat)
A-511	18-011	1973	1973–1980
A-512	18-012	1973	1975–1987	Torbay

^ Leach, Nicholas (30 April 2014). The Lifeboat Service in South East England. Amberley Publishing Limited. ISBN 9781445617572.

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