2a single mounting facility thread class 0.312" single mounting facility thread length 2.183" overall length tap, circular, bushing mount unef single mounting facility thread series
2a single mounting facility thread class 0.250" single mounting facility thread length 1.562" overall length circular wafer, bushing mount unef single mounting facility thread series
1.788" overall length 3.300" overall width switch consist of four sections, section one has two postions numbered 0-1, sections two, three rectangular panel mount