2b thread class right-hand 3.844" overall length 1.312" overall width 18 thread quantity per inch cadmium surface treated straight type w/cable clamp unef thread series
2b thread class right-hand 5.000" overall length 1.750" overall width 18 thread quantity per inch cadmium surface treated straight type w/cable clamp uns thread series
2a 1st mounting facility thread class 7.055" overall length 2.820" overall width 24 2nd mounting facility thread quantity per inch item must comply with requirements of defense supply center columbus production standard no. LO3313 tap, circuit selector unc 2nd mounting facility thread series