| Class overview | |
|---|---|
| Name | D-class (Avon S650) |
| Builders | Avon Inflatables |
| Operators | &sq=Qlik&lang=&file=File:Flag_of_the_Royal_National_Lifeboat_Institution.svg){kind=small} Royal National Lifeboat Institution |
| Preceded by | D-class (RFD PB16) |
| Succeeded by | D-class (Zodiac III) |
| Built | 1971 |
| In service | 1971–1978 |
| Completed | 4 |
| Retired | 4 |
| General characteristics | |
| Class and type | Avon S650 |
| Length | 5 m (16 ft) |
| Beam | 2 m (6.6 ft) |
| Propulsion | 1 × 40 hp Evinrude outboard engine |
| Speed | 20 knots (23 mph; 37 km/h) |
| Endurance | 3 hours at full speed |
| Capacity | 10 |
The D-class lifeboat (Avon S650) was a sub-class of 4 inflatable boats operated as part of the D-class between 1971 and 1986 by the Royal National Lifeboat Institution of the United Kingdom and Ireland. It was superseded by the D-class lifeboat (Zodiac III).[1]
- ^ Leach, Nicholas (December 2009). Harwich Lifeboats: An Illustrated History. Amberley Publishing Limited. ISBN 9781445623498. Retrieved 11 April 2016.