MRC:
The element,compound,or mixture of which the item is fabricated,excluding any surface treatment,and its location.ANNQ
Material And Location:
Aluminum alloy, qq-a-250/11, alloy 6061 or aluminum alloy, qq-a-200/8, alloy 6061, t6511
MRC:
The plating,dip,and/or coating that cannot be wiped off.plating and/or coating is any chemical and/or metallic additive,electrochemical,or mild mechanical process which protects the surface of the item and its location.ANNR
Surface Treatment And Location:
Anodized, mil-a-8625, type 2, class 2
