ISO 3842:2006 Preview
Road vehicles -- Fifth wheels -- Interchangeability
This standard was last reviewed and confirmed in 2015. Therefore this version remains current.
ISO 3842:2006 lays down the dimensional characteristics necessary for mounting and interchangeability of the fifth wheel mounted on a mounting plate or directly on the frame of towing vehicles for semi-trailers. It applies to the fifth wheels intended to hitch on semi-trailers equipped with a:
- 50 coupling pin as defined in ISO 337;
- 90 coupling pin as defined in ISO 4086.
Dimensions not specified are left to the discretion of the component manufacturer.
Test conditions and strength requirements to be met by 50 and 90 fifth wheel coupling are specified in ISO 8717.
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