SAE AS9307C
SAE AS9307C
STUD, SHOULDERED, STEPPED, HEX, WRENCHING, STEEL UNS G87400, CADMIUM PLATED, 125 KSI MIN, .2500-28 UNF-3A X .3750-24 UNF-3A (Stabilized: Aug 2014)
standard by SAE International, 08/20/2014