AMS7250A -- NUTS, SELF-LOCKING, CORROSION AND HEAT RESISTANT HIGH STRENGTH, PREVAILING TORQUE, ALL METAL 1200 F (649 C) USE, UNIFIED NATIONAL THREAD FORM
SAE InternationalNUTS, SELF-LOCKING, CORROSION AND HEAT RESISTANT High Strength, Prevailing Torque, All Metal 1200 F (649 C) Use, Unified National Thread FormAMS7250A