Reference number
ISO 337:1981
© ISO 2026
International Standard
ISO 337:1981
Road vehicles — 50 semi-trailer fifth wheel coupling pin — Basic and mounting/interchangeability dimensions
Edition 2
1981-12
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Published (Edition 2, 1981)
This publication was last reviewed and confirmed in 2021. Therefore this version remains current.

ISO 337:1981

Language
Format
CHF 44
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Abstract

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
    Stage
    : Close of review [90.60]
  • Edition
     : 2
    Number of pages
     : 2
  • Technical Committee :
    ISO/TC 22/SC 40
    ICS :
    43.040.70 
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Life cycle

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This standard contributes to the following Sustainable Development Goal

9
Industry, Innovation and Infrastructure

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