2a single mounting facility thread class right-hand single mounting facility 1.937" overall length 1.312" overall width 32 single mounting facility thread quantity per inch unc single mounting facility thread series
2b thread class right-hand 3.329" overall length 1.265" overall width 20 thread quantity per inch cadmium surface treated straight type w/cable clamp unef thread series
1.312" overall length 0.750" overall width 32 thread quantity per inch position no. 1 switch is off position no. 2 one circuit is closed position no. 3 the second circuit is closed while the first is maintained uns thread series