ISO 337:1981 (R2021)
Active , Reaffirmed , Modified Standard
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ISO 337:1981 (R2021)

Road vehicles — 50 semi-trailer fifth wheel coupling pin — Basic and mounting/interchangeability dimensions
Base standard
Most recent standard

Summary

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.

Notes

90.93 : Norme internationale confirmée

Technical characteristics

Publisher International Organization for Standardization (ISO)
Publication Date 12/01/1981
Confirmation Date 02/24/2021
Edition 2
Page Count 2
EAN ---
ISBN ---
Weight (in grams) ---
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