Used on hardware. 2a thread class right-hand 1.750" thread length hexagon head style 11 thread quantity per inch uncoated, self-locking unc thread series
Used on door horiz sl. 2a thread class right-hand 4.250" thread length hexagon head style 11 thread quantity per inch zinc surface treated unc thread series
Used on relay panel,seawolf class ssn. 2a thread class right-hand 0.750" thread length hexagon head style 20 thread quantity per inch unc thread series
Used on relay panel,seawolf class ssn. 2a thread class right-hand 1.500" thread length hexagon head style 11 thread quantity per inch unc thread series