This document specifies requirements for the design, construction, safety, performance and acceptance testing of windlasses and anchor capstans.

This document is applicable to windlasses and anchor capstans of sea-going vessels, which have an electric, hydraulic, pneumatic or external drive, of the following types:

— symmetrical double cable-lifter windlasses (type 1);
— single cable-lifter windlasses (type 2);
— single cable-lifter windlass units (types 3 and 4);
— anchor capstans (type 5);
— double cable-lifter windlasses with connecting shaft (type 6).

For combined windlasses/mooring winches, ISO 3730 is applicable in addition to this document.

NOTE Attention is drawn to the requirements of relevant Classification Societies or the government of the state whose flag the ship is entitled to fly.

Cross References:
ISO 1704
ISO 3730
ISO 3828
ISO 4413
ISO 7825
IEC 60092
IEC 60529
ISO 6325
ISO 6482


All current amendments available at time of purchase are included with the purchase of this document.