flat washer head style 0.450" grip length dry film lubrication is prohibited on the exposed paintable surfaces of the nut head; drive nut brown in color passivate bolt surface treated
2a thread class right-hand 0.438" thread length flat countersunk head style 24 thread quantity per inch passivate screw surface treated unc thread series
3a thread class right-hand 0.498" thread length flat countersunk head style 0.250" grip length 28 thread quantity per inch passivate surface treated unjf thread series
3a thread class right-hand 0.448" thread length flat countersunk head style 0.938" grip length 28 thread quantity per inch passivate surface treated unjf thread series
3a thread class right-hand 0.498" thread length flat countersunk head style 0.813" grip length 28 thread quantity per inch passivate surface treated unjf thread series
3a thread class right-hand 0.498" thread length flat countersunk head style 0.750" grip length 28 thread quantity per inch passivate surface treated unjf thread series
3a thread class right-hand 0.498" thread length flat countersunk head style 0.438" grip length 28 thread quantity per inch passivate surface treated unjf thread series
3a thread class right-hand flush countersunk head style 1.245" grip length 125000 single pounds per square inch shear strength passivate surface treated unjf thread series
3a thread class right-hand flush countersunk head style 1.370" grip length 125000 single pounds per square inch shear strength passivate surface treated unjf thread series