MRC:
A recording of the physical,functional,and performance characteristics for an item of supply.TEXT
General Description:
Bronze manganeze ams4870, brinell hardness rating 179 min, dim., 5.250 in.Nom o/a lg, 3.000 in. Nom od tapered 2.000 in. Per ft in lg of 6.000 in., 5.118 in. Min, 5.123 in. Maximum flange od, 0.250 in. Nom flange w, 2.5016 in. Min, 2.5030 in. Maximum id by 1.625 in. Lg leftside, 2.0636 in. Min, 2.0650 in. Maximum id by 1.625 in. Lg right side, left end idcountersunk 90 degrees to 3.000 in. Dia, four holes in flange 0.328 in. Diameter equally spaced on 2.0625 in. Bolt circle dia, two holes 180 degrees apart reamed to 0.3755 in. Diameter and counterbored 0.500 in. Diameter by 0.062 in. Deep, two holes 180 degrees apart countersunk 82.0 degrees to 0.641 in. Dia, flange od edged w/36 equally spaced semi-circular divisions 0.3125 in. Dia
