2a single mounting facility thread class 0.375" single mounting facility thread length 2.313" overall length 1.312" overall width circular wafer, bushing mount unef single mounting facility thread series
2a single mounting facility thread class 0.250" single mounting facility thread length 1.944" overall length 1.969" overall width circular wafer, bushing mount unef single mounting facility thread series
2a single mounting facility thread class 5.813" overall length 2.812" overall width 24 single mounting facility thread quantity per inch tap, circuit selector unc single mounting facility thread series
0.469" single mounting facility thread length 2.907" overall length 32 single mounting facility thread quantity per inch tap, circular, bushing mount uns single mounting facility thread series
4.750" overall length 6.000" overall width air gapplus metallic grids plus special material in arcchutes for arc quenching; 3 0.0250 in. dia. mtg holes spaced on centerline; 2 9-1/2 in. below