2a thread class right-hand 1.500" thread length hexagon head style 10 thread quantity per inch navy special project zinc surface treated unc thread series
Used on special acft and eng tools,support equip and parts. 2b thread class right-hand 0.249" thread length 7 thread quantity per inch navy special project unc thread series
Used on spec item. 3a thread class right-hand 1.345" thread length hexagon head style 12 thread quantity per inch passivate surface treated unf thread series
2a thread class right-hand 1.500" thread length hexagon head style 0.092" hole diameter 11 thread quantity per inch cadmium surface treated unc thread series
Used on nsn 2330-01-275-7474 hemat trailer. 2a thread class right-hand 2.060" thread length hexagon head style 6 thread quantity per inch zinc surface treated unc thread series