flush (flat) countersunk (included angle - less than 135 deg w or w/o chamfer) head style 0.532" grip length 9000 double pounds per square inch shear strength cadmium body surface treated
3a thread class right-hand 0.0323" thread length flat countersunk head style 0.865" grip length 32 thread quantity per inch cadmium surface treated unjf thread series
2a thread class right-hand 1.670" thread length hexagon head style 0.250" grip length 10 thread quantity per inch weapon system essential phosphate zinc surface treated unc thread series
2a thread class right-hand 0.960" thread length distorted head head style 0.312" grip length 24 thread quantity per inch weapon system essential cadmium surface treated unf thread series
Used on spec item. 2a thread class right-hand 0.710" thread length distorted head head style 0.100" grip length 28 thread quantity per inch cadmium surface treated unf thread series