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SAE MA1943 Rev C

Current Revision

Nuts, Self-Locking, UNS N07001 730 °C, 1100 MPa, and 1210 MPa Procurement Specification for, Metric


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This procurement specification covers aircraft quality self-locking nuts for wrenching (hex, spline) and anchor (plate, gang channel, shank) types of nuts made from a corrosion and heat-resistant nickel-base alloy of the type identified under the Unified Numbering System as UNS N07001. Tension height nuts having overall length of threaded portion not less than 1.2 times the nominal thread diameter have 1210 MPa minimum tensile strength at room temperature. Shear height nuts having shorter threaded portion have 1100 MPa minimum tensile strength at room temperature. Maximum test temperature of parts is 730 °C.

SDO SAE: SAE International
Document Number MA1943
Publication Date May 9, 2024
Language en - English
Page Count
Revision Level C
Supercedes
Committee
Publish Date Document Id Type View
May 9, 2024 MA1943C Revision
Oct. 16, 2018 MA1943B Revision
Aug. 17, 1990 MA1943A Revision
July 1, 1987 MA1943 Revision