This standard was last reviewed and confirmed in 2021. Therefore this version remains current.
This second edition cancels and replaces the first edition (1973). Specifies the dimensions of the 50 coupling pin /dia. 50,8 mm (2 in)/ which is used for coupling semi-trailers to prime movers, taking into account the limitations of weight generally laid down by official requirements. Some figures illustrate shapes and the difference of types.
Status : PublishedPublication date : 1981-12
Edition : 2Number of pages : 2
Technical Committee:Specific aspects for light and heavy commercial vehicles, busses and trailers
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