ISO 12258:1998

Aerospace — Bolts, reduced bihexagonal head, normal or pitch diameter shank, long length MJ threads, metallic material, coated or uncoated, strength classes less than or equal to 1 275 MPa — Dimensions

Publication date:   Jul 9, 1998

General information

90.60   Close of review   Dec 3, 2025

ISO

ISO/TC 20/SC 4 Aerospace fastener systems

International Standard

49.030.30   Nuts

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ISO 12258:1998
90.60 Close of review
Dec 3, 2025