0.0860" first hole diameter 0.4970" overall length flat milled on one side, 0.0312 in. deep, 0.2500 in. w, 0.1250 in. from end w/lube hole thru center of flat 17c solid, plain, no outside flanges
1.1200" overall width 2.1679" bore diameter jtwo @1/4 in. dia holes 180 deg apart 0.562 in. from end, rockwell hardness rating 60 to 64, finsh case harden 0.025 in. to 0.045 in. max taper, id 0.0005 in., od 0.0004 in., wall 0.0006 in. inside corners chamfered solid inner race, with bore chamfer, journal