Have a rugged design, heavy duty split bronze bearings and amply dimensioned brakes. The operating mechanisms for brakes and cluthes are desgined for easy and safe manual operation, but may also be remotely operated by hydraulic cylinders. The brakes for mooring winches are easily adjustable, and all transferred of external forces to the deck construction is via the foundation bolts. No special welded steel constructions, more flexible for variations winch may occur. This arrangement also has the benefit of making transportation of the winches simpler and less expensive. The manual cluth operating is with spindles for winches for winches from 16 tonnes pulling power and upwards. The marine winch design provides easy access to all points for lubrication and inspection. Gear may be delivered as open type with steel protection cover, or as totally enclosed gears with oil bath.