2a thread class right-hand 0.169" thread length pan no. 2 head style 40 thread quantity per inch navy special project passivate screw surface treated unf thread series
3a thread class right-hand 1.317" grip length 28 thread quantity per inch 125000 single pounds per square inch shear strength cadmium surface treated unjf thread series
3a thread class right-hand 1.255" grip length 28 thread quantity per inch 95000 single pounds per square inch shear strength cadmium surface treated unjf thread series
Used on w/s: aircraft, b-1b; aircraft, f-16. flush (flat) countersunk (included angle - less than 135 deg w or w/o chamfer) head style 0.406" grip length cadmium sleeve surface treated
flush (flat) countersunk (included angle - less than 135 deg w or w/o chamfer) head style 0.251" grip length 1823 single pounds per square inch shear strength cadmium sleeve surface treated
flush (flat) countersunk (included angle - less than 135 deg w or w/o chamfer) head style 0.969" grip length 2340 single pounds per square inch shear strength cadmium sleeve surface treated
3a thread class right-hand 0.313" thread length pan head style 0.552" grip length 32 thread quantity per inch cadmium surface treated unjf thread series