2a thread class right-hand 1.500" thread length hexagon head style 11 thread quantity per inch hole in end of fastener countersunk to 0.250 in. dia. cadmium surface treated unc thread series
2a thread class right-hand 1.625" thread length hexagon head style 10 thread quantity per inch six dots on head either raised or depressed; sub-safe unc thread series
2a thread class right-hand 2.125" thread length hexagon head style 10 thread quantity per inch six dots on head either raised or depressed; sub-safe unc thread series
Used on spec item. 2a thread class right-hand 0.720" thread length distorted head head style 16 thread quantity per inch cadmium surface treated unc thread series
3a thread class right-hand 0.750" thread length hexagon head style 0.060" hole diameter 0.565" grip length 28 thread quantity per inch unjf thread series
3a thread class right-hand 1.061" thread length hexagon head style 1.672" grip length 16 thread quantity per inch passivate surface treated unf thread series
3a thread class right-hand 0.376" thread length hexagon head style 1.860" grip length 32 thread quantity per inch passivate surface treated unf thread series
3a thread class right-hand 0.437" thread length hexagon head style 1.046" grip length 28 thread quantity per inch passivate surface treated unf thread series
3a thread class right-hand 0.459" thread length hexagon head style 0.070" hole diameter 32 thread quantity per inch passivate surface treated unjf thread series
3a thread class right-hand 0.400" thread length dished hexagon head style 0.552" grip length 28 thread quantity per inch cadmium surface treated unjf thread series
2a thread class right-hand 3.930" thread length hexagon head style 1.210" grip length 5 thread quantity per inch zinc surface treated unc thread series
3a thread class right-hand 0.526" thread length dished hexagon head style 0.115" grip length 24 thread quantity per inch cadmium surface treated unjf thread series
