MRC:
A recording of the physical,functional,and performance characteristics for an item of supply.TEXT
General Description:
Steel, comp 4720, black oxide coated mil-c-13924 class 1, rockwellhardness rating c scale 26 to 32, dim., 1.620 in. Min, 1.625 in. Maximum id, 1.837in. Min, 1.838 in. Maximum od, 0.429 in. Min, 0.431 in. Maximum o/a lg, 1.427 in. Min, 1.447 in. Maximum internal flange dia, 0.085 in. Min, 0.090 in. Maximum internalflange w, max surface finish, all surfaces 100 microinches aa, inside rightcorner chamfered 0.150 in. Nom lg by 15 deg, outside left corner chamfered0.070 in. Min, 0.080 in. Maximum lg by 45 deg, id and od concentric w/each otherwithin 0.005 tir, magnetic particle inspected, magnafluxed, mil-i-6868