Used on w/s:aircraft, prowler ea-6b; aircraft, tomcat f-14; aircraft, hawkeye e-2c; aircraft, intruder a-6e. 3a thread class right-hand 0.495" grip length 28 thread quantity per inch 125000 single pounds per square inch shear strength light blue identification on top of head passivate surface treated unjf thread series
3a thread class right-hand 1.057" grip length 24 thread quantity per inch 125000 single pounds per square inch shear strength light blue identification on top of head passivate surface treated unjf thread series
3a thread class right-hand 0.433" grip length 24 thread quantity per inch 125000 single pounds per square inch shear strength light blue identification on top of head passivate surface treated unjf thread series
3a thread class right-hand 0.760" grip length 28 thread quantity per inch 95000 single pounds per square inch shear strength anodize surface treated unjf thread series
3a thread class right-hand flush countersunk head style 0.625" grip length 28 thread quantity per inch 115000 single pounds per square inch shear strength orange identification on top of head unjf thread series
Used on w/s:aircraft, b-2 bomber (atb); support equipment (se), b-2 bomber. 3a thread class right-hand flush countersunk head style 0.995" grip length 28 thread quantity per inch 95000 single pounds per square inch shear strength unjf thread series
3a thread class right-hand 0.370" grip length 32 thread quantity per inch 125000 single pounds per square inch shear strength passivate surface treated unjf thread series
3a thread class right-hand 0.745" grip length 32 thread quantity per inch 125000 single pounds per square inch shear strength grit blast top of heads passivate surface treated unjc thread series
Used on c-141 aircraft. 3a thread class right-hand 1.865" grip length 24 thread quantity per inch w btwn flats 0.1572 in. min, 0.1592 in. max, head end cadmium surface treated unjf thread series
hexagon head style 0.300" grip length complete top of surface of nut head shall be powder blasted to produce a surface finish of ra 50/80 micro" after all manufacturing operations. passivate sleeve surface treated
2a thread class right-hand 0.630" thread length 2.470" overall length 16 thread quantity per inch navy special project round, closed w/shoulder unc thread series
2a thread class right-hand 1.000" thread length square head style 1.500" grip length 16 thread quantity per inch furnished with square nut unc thread series
