3a thread class right-hand 1.139" thread length flat chamfer head style 28 thread quantity per inch cadmium fastener surface treated unrf thread series
2a thread class right-hand 1.000" thread length 20 thread quantity per inch furnished with two hex nuts zinc surface treated round bend unc thread series
3a thread class right-hand 0.414" grip length 7000 single pounds per square inch shear strength head chamfered 50 deg, alum self-locking collar furnished cadmium surface treated unjf thread series
2a thread class right-hand 1.301" thread length flat countersunk head style 40 thread quantity per inch passivate screw surface treated unc thread series
3a thread class right-hand 0.278" thread length pan head style 3.312" grip length 28 thread quantity per inch retaining balls in shank 180 degrees apart passivate surface treated unjf thread series
3a thread class right-hand 0.750" thread length headless (setscrew) head style 32 thread quantity per inch two 0.046 in dia holes thru hex socket passivate surface treated unf thread series
3a thread class right-hand 1.250" thread length headless (setscrew) head style 32 thread quantity per inch two 0.046 in dia holes thru hex socket passivate surface treated unf thread series
2a thread class right-hand 0.313" thread length flat chamfer head style 0.047" hole diameter 32 thread quantity per inch passivate surface treated unc thread series
3a thread class right-hand 0.375" thread length flat chamfer head style 0.047" hole diameter 32 thread quantity per inch cadmium surface treated unc thread series
3a thread class right-hand 0.438" thread length flat chamfer head style 0.047" hole diameter 32 thread quantity per inch cadmium surface treated unc thread series