# ISO 13921:1996 — Withdrawn and superseded ISO standards

For ISO 13921:1996, item title is Aerospace — Screws, 100 degrees reduced countersunk head, internal offset cruciform ribbed or unribbed drive, normal shank, short or medium length MJ threads, metallic material, coated or uncoated, strength classes less than or equal to 1 100 MPa — Dimensions; status code is 9599; successor is ISO 13921:2008; withdrawn / published date is 1996-08-15, recorded from its source on 2026-08-05.

- **Identifier:** ISO 13921:1996 _(verified: appears in the quote below)_
- **Item title:** Aerospace — Screws, 100 degrees reduced countersunk head, internal offset cruciform ribbed or unribbed drive, normal shank, short or medium length MJ threads, metallic material, coated or uncoated, strength classes less than or equal to 1 100 MPa — Dimensions _(verified: appears in the quote below)_
- **Status code:** 9599 _(verified: appears in the quote below)_
- **Successor:** ISO 13921:2008
- **Withdrawn / published date:** 1996-08-15 _(verified: appears in the quote below)_

## What the source says

> 23317,IS,,ISO 13921:1996,"Aerospace — Screws, 100 degrees reduced countersunk head, internal offset cruciform ribbed or unribbed drive, normal shank, short or medium length MJ threads, metallic material, coated or uncoated, strength classes less than or equal to 1 100 MPa — Dimensions","Aéronautique et espace — Vis à tête fraisée 100 degrés réduite, à empreinte cruciforme déportée, avec ou sans saillies antidérapantes, à tige normale et filetage MJ court ou de longueur moyenne, en matériau métallique, revêtues ou non revêtues, des classes de résistance inférieures ou égales à 1 100 MPa — Dimensions",1996-08-15,1,['49.030.20'],ISO/TC 20/SC 4,9599,,[41824],"['en','fr']",3,"<p>Specifies the dim

## 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Part of [Withdrawn and superseded ISO standards](https://referencesource.org/iso-standard-supersessions/).