The FNRS-3 or FNRS III is a bathyscaphe of the French Navy. It is currently presevered at Toulon.

Name: FNRS III
Ordered: 1950
Completed: 1953
In service: 1953
Fate: Preserved at the Toulon naval base
General characteristics
Type: Deep-submergence vehicle
Length: 6.9 m (23 ft)
Beam: 3.2 m (10 ft)
Draft: 6 m (20 ft)
Installed power: 1kW electric motor
Speed: 0.5 knots (0.93 km/h; 0.58 mph)
Endurance: 24h
Test depth: 4,000 m (13,000 ft)
Complement: 2