# ISO 4251-4:1992 — Withdrawn and superseded ISO standards

For ISO 4251-4:1992, item title is Tyres (ply rating marked series) and rims for agricultural tractors and machines — Part 4: Tyre classification and nomenclature; status code is 9599; successor is ISO 4251-4:2010; withdrawn / published date is 1992-03-12, recorded from its source on 2026-08-05.

- **Identifier:** ISO 4251-4:1992 _(verified: appears in the quote below)_
- **Item title:** Tyres (ply rating marked series) and rims for agricultural tractors and machines — Part 4: Tyre classification and nomenclature _(verified: appears in the quote below)_
- **Status code:** 9599 _(verified: appears in the quote below)_
- **Successor:** ISO 4251-4:2010
- **Withdrawn / published date:** 1992-03-12 _(verified: appears in the quote below)_

## What the source says

> 10078,IS,,ISO 4251-4:1992,Tyres (ply rating marked series) and rims for agricultural tractors and machines — Part 4: Tyre classification and nomenclature,Pneumatiques (série à marquage 'ply rating') et jantes pour tracteurs et machines agricoles — Partie 4: Nomenclature et classification des pneumatiques,1992-03-12,2,['83.160.30'],ISO/TC 31/SC 5,9599,[10077],[46502],"['en','fr']",2,"<p>Tabulates the classification codes R (R-1 to R-4), F (F-1 to F-3), I (I-1 to I-6), G (G-1 to G-3) and LS (LS-2 and LS-3).</p>"

## Source

- https://isopublicstorageprod.blob.core.windows.net/opendata/_latest/iso_deliverables_metadata/csv/iso_deliverables_metadata.csv

Last verified: 2026-08-05. Review by: 2027-02-01.
Part of [Withdrawn and superseded ISO standards](https://referencesource.org/iso-standard-supersessions/).