2a thread class right-hand 0.188" thread length flat chamfer head style 32 thread quantity per inch color green passivate or paint surface treated unc thread series
flush (flat) countersunk (included angle - less than 135 deg w or w/o chamfer) head style 0.251" grip length 49000 single pounds per square inch shear strength cadmium surface treated
3a thread class right-hand 0.440" thread length 0.785" overall length 40 thread quantity per inch passivate surface treated round, open unc thread series
2a thread class right-hand 0.375" thread length flat chamfer head style 32 thread quantity per inch color red paint head surface treated unc thread series
2a thread class right-hand 0.469" thread length flat chamfer head style 32 thread quantity per inch finish followed by red enamel top surface of head only passivate surface treated unc thread series