3a thread class right-hand 0.626" grip length 24 thread quantity per inch 156000 single pounds per square inch shear strength nickel surface treated unjf thread series
3a thread class right-hand 0.475" thread length bevel-conical head style 0.046" hole diameter 28 thread quantity per inch cadmium surface treated unjf thread series
3a thread class right-hand 0.475" thread length bevel-conical head style 0.046" hole diameter 28 thread quantity per inch cadmium surface treated unjf thread series
3a thread class right-hand 0.663" thread length bevel-conical head style 0.070" hole diameter 24 thread quantity per inch cadmium surface treated unjf thread series