SBAC TS 128 Issue 6 (2006)
SBAC TS 128 Issue 6 (2006) "all-metal" Self-locking Nuts (unj Threads) 1100 Mpa (160,000 Lbf/in[2]) Minimum Tensile Strength At Room Temperature Covers the requirements for all metal, self-locking nuts, with threads to BS A 346 (ISO 3161) and is based on the American SAE specification AS 7251.