MRC:
A recording of the physical,functional,and performance characteristics for an item of supply.TEXT
General Description:
R1 aluminum alloy panel, 1 plastic cover, 1 aluminum alloy hinge, 1 cres spring, 3 aluminum alloy rivets, 5 cres flat washers 2 pan hd screws, 2 cres split washers, 2 hex nuts, 1 hinge pin, 1 cover stop, 3.750 in. Lg, 2.250 in. W
MRC:
A feature of the item of supply which must be specifically recorded when the reference number covers a range of items.ZZZY
Reference Number Differentiating Characteristics:
Special requirements for nuclear propulsion plant equipment contained in individual repair parts ordering data instrumentation control no. Ac4200a, line no. 0067 i