General Description:
Thd data 1/2-20 unjf, class 3a, rh, 0.520 in. Nom lg, fastener lg 3.178 in. Nom, bolt steel, mil-s-5000 or steel mil-s-5626 or steel mil-s-6049 or steel mil-s-6098 or steel mil-s-8503, pawl cres ams 5643 17-4ph, springs cres ams 5673 17-7ph, pin and plugs cres qq-s-764, type 303, bolt cadmium, qq-p-416 type 2 class 3, pawl, springs, pin and plugs passivate, qq-p-35, metallic hardness rating bolt, rockwell c36 to c40, pawl rockwell c35 to c39, springs rockwell c40 to c45, min ts rating bolt 160000 psi, dished hex head 0.250 in. Min, 0.265 in. Max h, 0.741 in. Min, to 0.752 in. Max w between flats, retaining feature /pawl/located in pilot, grip dim 2.188 in. Nom lg, 0.4988 in. Min to 0.4995 in. Max dia