Nuts, Self-Locking, Steel, Corrosion and Heat Resistant High Strength, All Metal 1200 °F Use, UNJ Thread Form
STANDARD published on 1.1.2026
Designation standards: SAE AS7251C
Publication date standards: 1.1.2026
Country: American technical standard
Category: Technical standards SAE
This document covers all metal, self-locking wrenching nuts, plate nuts, shank nuts, and gang channel nuts made from a corrosion and heat resistant steel of the type identified under the Unified Numbering System as UNS S66286 and of 160 ksi tensile strength at room temperature, with maximum test temperature of parts at 1200 °F.
SUBJECT TAXONOMY: Plating, Corrosion, Advanced high-strength steels, Parts, Fasteners
SUBFILE: Aerospace
TYPE OF DOCUMENT: Aerospace Standard