2a thread class right-hand 0.443" thread length flat countersunk head style 32 thread quantity per inch passivate screw surface treated epoxy color coat head, mil-e-15090, ty iii, cl 2; or color grey 26307, fed-std-595 unc thread series
3a thread class right-hand 0.570" thread length flat chamfer head style 20 thread quantity per inch item undercut, 4, 430 in long, 0.500 in. from head, this is an altered item from NAS1352C4-88 unrc thread series
Used on F-15S. 3a thread class right-hand 0.308" thread length hexagon head style 2.604" grip length 28 thread quantity per inch cadmium surface treated unjf thread series
2a thread class right-hand 0.230" thread length flat countersunk head style 32 thread quantity per inch passivate screw surface treated epoxy color coat head, mil-e-15090, type iii, class 2; or color no. 26307 fed-std-595 color grey unf thread series
2a thread class right-hand 1.160" thread length pan head style 32 thread quantity per inch passivate screw surface treated drilled thru shank 0.035 in. dia thru 0.125 dia cbore; make from MS51957-50 unc thread series
2a thread class right-hand 0.250" thread length flat fillister head style 32 thread quantity per inch navy special project undercut btwn shoulder passivate surface treated unc thread series
2a thread class right-hand 0.400" thread length pan head style 32 thread quantity per inch make from MS51957-48 passivate surface treated unc thread series
3a thread class right-hand 0.355" thread length 1.2073" overall length 28 thread quantity per inch navy special project passivate surface treated ball unf thread series
3a thread class right-hand 0.345" thread length flat countersunk head style 0.615" grip length 28 thread quantity per inch cadmium surface treated unjf thread series
3a thread class right-hand 0.438" thread length flat countersunk head style 0.490" grip length 24 thread quantity per inch cadmium surface treated unjf thread series
3a thread class right-hand 0.413" thread length flat countersunk head style 0.615" grip length 24 thread quantity per inch cadmium surface treated unjf thread series
