2a thread class right-hand 1.750" thread length 2.750" overall length 16 thread quantity per inch paint iaw mil-std-1303, systems no. 22 using primer, tt-p-1757 round, closed unc thread series
3a thread class right-hand 0.781" thread length 3.344" overall length 20 thread quantity per inch navy special project passivate surface treated round, closed unf thread series
3a thread class right-hand 1.120" thread length 9.810" overall length 16 thread quantity per inch hole in threaded end 0.141 in. dia; furnish cadmium surface treated unf thread series
Used on lan targeting pod. 3a thread class right-hand 2.250" thread length 4.630" overall length 13 thread quantity per inch cadmium surface treated round, closed unc thread series