2b single mounting facility thread class 1.563" overall length 0.969" overall width 40 single mounting facility thread quantity per inch unc single mounting facility thread series
5.000" overall length 2.688" overall width pmounting dimensions, three 0.281 in. diameter mounting holes, two holes on top spaced 2.406 in. c to c, one hole on bottom 0.547in. to the left of vertical centerline, 3.281 in. vertical distancebetween mounting centers