2a thread class right-hand 0.846" overall length 1.990" overall width 18 thread quantity per inch cadmium surface treated box/wall mount external thread uns thread series
2b thread class right-hand 0.500" overall length 36 thread quantity per inch gold surface treated straight shape, solid internal threaded coupling uns thread series
2a thread class right-hand 1.187" overall length 28 thread quantity per inch tin surface treated straight shape, solid external threaded coupling unef thread series
2b thread class right-hand 2.438" overall length 16 thread quantity per inch cadmium surface treated straight shape, solid internal threaded coupling un thread series