ISO 337
Road vehicles; 50 semi-trailer fifth wheel coupling pin; Basic and mounting/ interchangeability dimensions
Straßenfahrzeuge; Kupplungszapfen 50 für Sattelauflieger; Soll- und Montage/Austauschbarkeits-Maße
Responsible national committee
NA 052-00-35 AA - General vehicle aspects, spare parts and connection elements
Responsible international committee
ISO/TC 22/SC 40 - Specific aspects for light and heavy commercial vehicles, busses and trailers