1.1100" overall length two 4-40 unc-2b thru holes on flange; id counterbored to 1.109 dia 0.062 deep flange end; od 1.234 dia except two side flange; used on 6730012400136 viewer 22c solid, external flange one end
0.9890" overall length circumferential grooves around outside; hole thru ctr flanges with head passivate surface treated 22c solid, external flange one end