2a thread class right-hand 0.375" thread length knurled no. 4 head style 20 thread quantity per inch head vertically knurled passivate fastener surface treated unc thread series
2a thread class right-hand 0.375" thread length flat chamfer head style 24 thread quantity per inch head vertically knurled passivate fastener surface treated unc thread series
3a thread class right-hand 0.877" thread length dished hexagon head style 0.928" grip length 18 thread quantity per inch cadmium surface treated unjf thread series
3a thread class right-hand 0.515" thread length flat countersunk head style 28 thread quantity per inch cadmium screw surface treated packed in dry film lubricant per mil-l-8937, form b unf thread series
3a nut thread thread class right-hand nut thread 0.325" nut thread thread length 18 stud thread thread quantity per inch navy special project passivate surface treated locked in unc stud thread thread series
2a nut thread thread class right-hand nut thread 2.000" nut thread thread length 2.625" overall length 7 stud thread thread quantity per inch navy special project un nut thread thread series
3a thread class right-hand 0.219" thread length headless (setscrew) head style 32 thread quantity per inch corner of point rounded to 0.050 in. dia passivate surface treated unf thread series
Used on spec item. 3a thread class right-hand 0.740" thread length double hexagon w/hole head style 0.065" hole diameter 0.315" grip length 28 thread quantity per inch unjf thread series
3a thread class right-hand 0.630" thread length double hexagon extended washer head style 0.072" grip length 32 thread quantity per inch unjf thread series
3a thread class right-hand flush countersunk head style 1.939" grip length 56 thread quantity per inch 108000 single pounds per square inch shear strength pull stem type with hex socket in head cadmium surface treated unjs thread series
3a thread class right-hand 0.277" thread length crowned hexagon head style 1.250" grip length 28 thread quantity per inch navy special project retaining element in shank passivate surface treated unjf thread series
