MRC:
						A recording of the physical,functional,and performance characteristics for an item of supply.TEXT
					 
					
						General Description:
					
					
						9aluminum alloy, qq-a-225/8, alloy 6061, t6, anodize, mil-a-8625, type 1, class 1;  3.000 in. O/a flange lg;  2.375 in. Diameter circular portion;  0.169 in. Min and 0.172 in. Maximum flange mounting holes two places;  0.1.5625 in. Min and 1.5635 in. Maximum hole diameter counterbored;  0.086-56 unc-2b threaded hole countersink 82.0 degrees by 0.086 in. Min and 0.106 in. Maximum hole dia, 0.060 in. Min depth of full thread two places;  0.086-56 unc-2b threaded through hole countersink 82.0 degrees 0.086 in. Min and 0.106 in. Maximum hole diameter one place