# ISO 3193:1991 — Withdrawn and superseded ISO standards For ISO 3193:1991, item title is Aerospace — Bolts, normal hexagonal head, normal shank, short or medium length MJ threads, metallic material,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classes less than or equal to 1 100 MPa — Dimensions; status code is 9599; successor is ISO 3193:2008 | ISO/WD 3193; withdrawn / published date is 1991-01-14, recorded from its source on 2026-08-05. - **Identifier:** ISO 3193:1991 _(verified: appears in the quote below)_ - **Item title:** Aerospace — Bolts, normal hexagonal head, 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- **Status code:** 9599 _(verified: appears in the quote below)_ - **Successor:** ISO 3193:2008 | ISO/WD 3193 - **Withdrawn / published date:** 1991-01-14 _(verified: appears in the quote below)_ ## What the source says > 8388,IS,,ISO 3193:1991,"Aerospace — Bolts, normal hexagonal head, 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 hexagonale normale, avec 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",1991-01-14,1,['49.030.20'],ISO/TC 20/SC 4,9599,,"[41821,31740]","['en','fr']",3,"

Specifies the dimensions of these bolts. Is intended for the drawing-up of aerospace product standards. Dimensions and tolerances are given in figure 1 and ## 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 Part of [Withdrawn and superseded ISO standards](https://referencesource.org/iso-standard-supersessions/).