Approved Work Item
ISO/AWI 4250-3
Earth-mover tyres and rims — Part 3: Rims
Reference number
ISO/AWI 4250-3
Edition 6
© ISO 2026
Approved Work Item
Under development
A working group has prepared a draft.
Will replace ISO 4250-3:2020

Abstract

This document sets out the designation, contours and dimensions for rims for narrow- and wide-base off-road tyres primarily intended for earth-moving machinery.

All dimensions in this document are given in millimetres and are applicable to the side of the rim which is in contact with the tyre.

Tyre designations and dimensions, tyre classifications and nomenclature are given in ISO 4250-1, ISO 10571 and ISO 13442.

Annex A gives details on sealing ring grooves and O-rings for earth-mover rims.

General information

  • Status
     : Under development
    Stage
    : New project registered in TC/SC work programme [20.00]
  • Edition
     : 6
  • Technical Committee :
    ISO/TC 31/SC 6
  • RSS updates

Life cycle

Sustainable Development Goals

This standard contributes to the following Sustainable Development Goals

15
Life on Land
9
Industry, Innovation and Infrastructure

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