90.20 Standard under periodical review Jul 15, 2026
ISO
ISO/TC 8/SC 4 Outfitting and deck machinery
International Standard
47.040 Seagoing vessels
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.
WITHDRAWN
ISO 4568:2006
PUBLISHED
ISO 4568:2021
90.20
Standard under periodical review
Jul 15, 2026