3a thread class right-hand flush countersunk head style 1.307" grip length 30600 double pounds per square inch shear strength grit blast top of head, with color white on thread end. 1/64" oversize. unjf thread series
3a thread class right-hand 0.293" thread length double hexagon head style 3.875" grip length 28 thread quantity per inch chromate surface treated unjf thread series
3a thread class right-hand 0.316" thread length spline drive shear head head style 0.750" grip length 28 thread quantity per inch passivate surface treated unjf thread series
3a thread class right-hand 0.375" thread length spline drive shear head head style 1.000" grip length 24 thread quantity per inch passivate surface treated unjf thread series
3a thread class right-hand 0.316" thread length spline drive shear head head style 0.750" grip length 28 thread quantity per inch passivate surface treated unjf thread series
2a thread class right-hand 1.126" thread length hexagon head style 0.0605" hole diameter 20 thread quantity per inch zinc surface treated unf thread series
3a thread class right-hand 0.152" thread length flat countersunk undercut head style 56 thread quantity per inch passivate screw surface treated unjc thread series
