Motor lifeboat
52 ft Motor Lifeboat
United States Coast Guard · United States
Heavy-weather boats with towing and firefighting capacity for the Pacific Northwest.
Specifications
Hull & dimensions
- Manufacturer / builder
- —
- Hull type
- —
- Hull material
- Steel
- Watertight compartments
- —
- Length overall
- 15.8 m (51.8 ft)
- Length at waterline
- —
- Beam
- 4.4 m (14.4 ft)
- Draught
- 2.1 m (6.9 ft)
- Freeboard at bow
- —
- Freeboard at stern
- —
- Displacement
- 33 t (36.4 US tons)
- Gross tonnage
- —
- Net tonnage
- —
- Min vertical clearance
- —
- Height to highest unfixed point
- —
- Height to highest fixed point
- —
- Number built
- 4
- Year introduced
- 1956
- Year retired
- 2021
Machinery & propulsion
- Propulsion type
- Twin propellers
- Engines
- 2 x diesel
- Engine manufacturer
- —
- Total engine power
- —
- Fuel type
- —
- Total fuel capacity
- —
- Fresh water capacity
- —
- Launch method
- Afloat
Members-only
Operating limits (seas, surf, wind), towing and stability data, and detailed engineering specifications are available to Members.
Performance & capabilities
- Maximum speed
- 11 kn (20.4 km/h · 12.7 mph)
- Range
- 495 nm (917 km · 570 mi)
- Endurance
- —
- Crew complement
- 5
- People capacity
- —
- Self-righting
- Yes
- Self-bailing
- —
- Ice operations capable
- —
- Max ice-breaking thickness
- —
- Medical facilities onboard
- —
Members-only
Operating limits (seas, surf, wind), towing and stability data, and detailed engineering specifications are available to Members.
Operational envelope & limits
Members-only
Operating limits (seas, surf, wind), towing and stability data, and detailed engineering specifications are available to Members.
Source citations
| # | Source | Type | Supports | Accessed |
|---|---|---|---|---|
| [1] | Wikipedia https://en.wikipedia.org/wiki/52-foot_Motor_LifeboatImported at initial compilation; not yet checked against source. | reference | General | Not yet checked |