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ISO 337:1981

Road vehicles - 50 semi-trailer fifth wheel coupling pin - Basic and mounting/ interchangeability dimensions

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.

CONTENT PROVIDER
International Organization for Standardization [iso]

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