2a thread class right-hand 1.545" overall length 0.620" overall width 40 thread quantity per inch zinc surface treated hood, top opening unc thread series
2a 1st mounting facility thread class 0.500" 2nd mounting facility thread length 4.425" overall length 32 1st mounting facility thread quantity per inch deck identification consists of letter for each deck a thru h located adjacent to common terminal tap, circular, bushing mount unc 2nd mounting facility thread series
2a thread class right-hand 2.062" overall length 1.798" overall width 18 thread quantity per inch 20-20 wire size socket contacts in lieu of 20-22 unef thread series