2a single mounting facility thread class 0.375" single mounting facility thread length 1.812" overall length section has 1 dummy lug on rear circular wafer, bushing mount unef single mounting facility thread series
10.469" overall length 4.375" overall width 20 single mounting facility thread quantity per inch auxiliary mounting method, rear support bracket, two 0.266 inch dia mounting holes, 3.812" distance between mounting hole centers tap, circuit selector unc single mounting facility thread series