ISO 337:1981 Preview

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.


General information

  • Status :  Published
    Publication date : 1981-12
  • Edition : 2
    Number of pages : 2
  • :
    ISO/TC 22/SC 40
    Specific aspects for light and heavy commercial vehicles, busses and trailers
  • 43.040.70
    Couplings

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