Used on 2330-01-303-5197 pls trailer. 2a thread class right-hand 1.000" thread length hexagon head style 16 thread quantity per inch material grade 8 steel oil surface treated unc thread series
3a thread class right-hand 1.090" thread length flat chamfer head style 0.061" hole diameter 20 thread quantity per inch cadmium surface treated unrf thread series
3a thread class right-hand 1.340" thread length flat chamfer head style 0.061" hole diameter 20 thread quantity per inch cadmium surface treated unrf thread series
3a thread class right-hand 0.870" thread length flat chamfer head style 0.061" hole diameter 20 thread quantity per inch cadmium surface treated unrf thread series
3a thread class right-hand 0.378" thread length flat countersunk head style 0.240" grip length 28 thread quantity per inch passivate surface treated unjf thread series
3a thread class right-hand 0.630" thread length headless (setscrew) head style 16 thread quantity per inch locking feature in thread .125 in diameter unc thread series