3a thread class right-hand 0.501" thread length flat countersunk head style 0.490" grip length 24 thread quantity per inch cadmium surface treated unjf thread series
3a thread class right-hand 0.378" thread length flat countersunk head style 0.177" grip length 28 thread quantity per inch cadmium surface treated unjf thread series
3a thread class right-hand 0.378" thread length flat countersunk head style 1.802" grip length 28 thread quantity per inch cadmium surface treated unjf thread series
3a thread class right-hand 0.277" thread length pan no. 2 head style 2.188" grip length 28 thread quantity per inch passivate surface treated unjf thread series
3a thread class right-hand 0.240" thread length flat chamfer head style 48 thread quantity per inch navy special project passivate surface treated unrf thread series
flush (flat) countersunk (included angle - less than 135 deg w or w/o chamfer) head style 0.188" grip length 1165 single pounds per square inch shear strength anodize stem or chromate stem surface treated
3a thread class right-hand 0.689" grip length 24 thread quantity per inch 156000 single pounds per square inch shear strength nickel surface treated unjf thread series
3a thread class right-hand 0.378" thread length flat countersunk head style 0.490" grip length 28 thread quantity per inch internal drive ribbed unjf thread series
3a thread class right-hand 0.337" thread length flat countersunk head style 0.115" grip length 32 thread quantity per inch cadmium surface treated unjf thread series
3a thread class right-hand 0.752" thread length spline drive shear head head style 1.302" grip length 18 thread quantity per inch cadmium surface treated unjf thread series
2a thread class right-hand 0.512" thread length flat chamfer head style 24 thread quantity per inch phosphate fastener surface treated unc thread series
2a thread class right-hand 1.758" thread length flat chamfer head style 11 thread quantity per inch phosphate fastener surface treated unc thread series
3a thread class right-hand 0.673" thread length flat chamfer head style 32 thread quantity per inch 0.018 in. wide groove located 0.390 in. from bearing surface of head passivate fastener surface treated unc thread series
Used on landing gear systems/components. 3a thread class right-hand 0.550" thread length undercut hexagon head style 0.046" hole diameter 32 thread quantity per inch critical application unf thread series
3a thread class right-hand 0.381" thread length oval countersunk head style 0.240" grip length 32 thread quantity per inch aluminum surface treated unjf thread series
3a thread class right-hand 0.338" thread length flat countersunk head style 0.490" grip length 32 thread quantity per inch internal drive ribbed unjf thread series
3a thread class right-hand 0.503" thread length spline drive shear head head style 1.615" grip length 20 thread quantity per inch cadmium surface treated unjf thread series
2a thread class right-hand 0.505" thread length hexagon head style 0.060" hole diameter 28 thread quantity per inch cadmium surface treated unf thread series
