Rigid-hull inflatable boat (RHIB)
Nikolaas class
Koninklijke Nederlandse Redding Maatschappij · Netherlands
KNRM rescue boat chosen for its 20-survivor capacity, 34–35 kn speed and strong towing pull.
Specifications
Hull & dimensions
- Manufacturer / builder
- —
- Hull type
- —
- Hull material
- —
- Watertight compartments
- —
- Length overall
- 9.15 m (30 ft)
- Length at waterline
- —
- Beam
- 3.3 m (10.8 ft)
- Draught
- 0.6 m (2 ft)
- Freeboard at bow
- —
- Freeboard at stern
- —
- Displacement
- 4.2 t (4.6 US tons)
- Gross tonnage
- —
- Net tonnage
- —
- Min vertical clearance
- —
- Height to highest unfixed point
- —
- Height to highest fixed point
- —
- Number built
- —
- Year introduced
- —
- Year retired
- —
Machinery & propulsion
- Propulsion type
- Waterjet
- Engines
- —
- Engine manufacturer
- —
- Total engine power
- —
- Fuel type
- —
- Total fuel capacity
- —
- Fresh water capacity
- —
- Launch method
- —
Members-only
Operating limits (seas, surf, wind), towing and stability data, and detailed engineering specifications are available to Members.
Performance & capabilities
- Maximum speed
- 35 kn (64.8 km/h · 40.3 mph)
- Range
- —
- Endurance
- —
- Crew complement
- —
- People capacity
- 20
- Self-righting
- —
- 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] | Nikolaas (type reddingboot KNRM) Wikipedia (nl) https://nl.wikipedia.org/wiki/Nikolaas_(type_reddingboot_KNRM) | reference | General | 2026-09-30 |
| [2] | Reddingboot klasse Nikolaas KNRM https://www.knrm.nl/reddingboten/nikolaas-klasse | official | General | 2026-09-30 |