3a thread class right-hand 0.425" thread length dished hexagon head style 3.740" grip length 28 thread quantity per inch cadmium surface treated unjf thread series
3a thread class right-hand 0.375" thread length flat countersunk head style 1.000" grip length 24 thread quantity per inch cadmium surface treated unjf thread series
3a thread class right-hand 0.899" thread length double hexagon extended washer head style 2.115" grip length 18 thread quantity per inch chamfer on threaded end at 60.0 deg angle cadmium surface treated unjf thread series
3a thread class right-hand 0.762" thread length flat chamfer head style 24 thread quantity per inch cadmium fastener surface treated unrf thread series
3a thread class right-hand 1.761" thread length flat countersunk head style 28 thread quantity per inch cadmium fastener surface treated unjf thread series