2a thread class right-hand 0.844" thread length flat fillister head style 56 thread quantity per inch passivate screw surface treated unc thread series
Used on pacer dawn. 3a thread class right-hand 0.276" thread length modified pan head style 0.115" grip length 32 thread quantity per inch passivate surface treated unjc thread series
3a thread class right-hand flush countersunk head style 0.620" grip length 37500 double pounds per square inch shear strength passivate surface treated unjf thread series