MRC:
Those unusual or unique characteristics or qualities of an item not covered in the other requirements and which are determined to be essential for identification.FEAT
Special Features:
Chemical film, chromate only, in accordance with mil-c-5541, class 1a. Inside bend radii: 0.03-0.06. Patriot specific material ppe.
MRC:
The specification,standard,or manufacturers reference,and the classification designation,such as type,class,grade,and the like,that identifies the surface treatment material.STDC
Surface Treatment Specification:
Mil-c-5541, class 1a military specification single treatment response