ISO 4086:2001

Road vehicles — 90 semi-trailer fifth wheel kingpin — Interchangeability ISO 4086:2001

Publication date:   Nov 1, 2001

General information

90.93 Standard confirmed   Feb 24, 2021

ISO

ISO/TC 22/SC 40 Specific aspects for light and heavy commercial vehicles, busses and trailers

International Standard

43.040.70   Couplings

Buying

Published

Language in which you want to receive the document.

Scope

This International Standard specifies the characteristics of the 90 [89 mm (3,5") diameter] semi-trailer fifth wheel
kingpin used for coupling extra-heavy-duty vehicles exceeding the limitations of weight generally laid down by
official requirements.
It is applicable to fifth wheel kingpins intended for engaging 90 fifth wheels as defined in ISO 3842 [1].
This International Standard also specifies the dimensional characteristics required for mounting and
interchangeability.
NOTE The dimensions of the 50 semi-trailer fifth wheel kingpin, normally used to couple semi-trailers to tractors in
compliance with mass limitations usually set by compulsory regulations, are given in ISO 337[2].

Life cycle

PREVIOUSLY

WITHDRAWN
ISO 4086:1982

NOW

PUBLISHED
ISO 4086:2001
90.93 Standard confirmed
Feb 24, 2021