2a thread class right-hand 2.047" overall length 18 thread quantity per inch cadmium surface treated straight shape, solid external threaded coupling uns thread series
2a thread class right-hand 1.541" overall length 2.000" overall width 18 thread quantity per inch cadmium surface treated box/wall mount external thread uns thread series
2a thread class right-hand 5.000" overall length 1.085" overall width 40 thread quantity per inch mtg studs 3.938 in. c to c lg, 0.640 in. c to c w rectangular, open back w/end clamp unc thread series