3a thread class right-hand flush countersunk head style 0.443" grip length 28 thread quantity per inch 95000 single pounds per square inch shear strength unjf thread series
flush (flat) countersunk (included angle - less than 135 deg w or w/o chamfer) head style 0.375" grip length 112000 single pounds per square inch shear strength cadmium surface treated
flush (flat) countersunk (included angle - less than 135 deg w or w/o chamfer) head style 33000 single pounds per square inch shear strength anodize or chromate surface treated
3a thread class right-hand 1.016" thread length flat countersunk head style 3.365" grip length 16 thread quantity per inch cadmium surface treated unjf thread series
Used on stratolifter c-135, e-3a awacs, c-18a aircraft. 3a thread class right-hand 0.320" thread length flat countersunk head style 0.865" grip length 32 thread quantity per inch cadmium surface treated unjf thread series
3a thread class right-hand 0.516" thread length oval countersunk head style 0.365" grip length 28 thread quantity per inch three key slots 0.040 in. min. passivate surface treated unjf thread series
3a thread class right-hand 0.516" thread length oval countersunk head style 0.240" grip length 28 thread quantity per inch three key slots 0.040 in. min. passivate surface treated unjf thread series