BS MA 53 1975 Edition, 1975
Specification for ships' deck machinery - towing winches for deep sea use
Includes all amendments and changes through Reaffirmation Notice , February 2006
Additional Comments: W/D NO S/S
Published By:British Standards Institution (BSI)
Design, construction, performance, acceptance tests and marking for winches of 10 tonnes to 100 tonnes hauling load. Prime mover requirements not included.