MRC:
The specification,standard,or manufacturers reference,and the classification designation,such as class,condition,temper,and the like,that identifies the material.MDCL
Material Specification:
Qq-a-250/13, t6 federal specification single material response or qq-a-225/9, t7351 or t651 federal specification single material response or qq-a-250/12, t7351 or t651, t7351 or t651 federal specification single material response
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:
Tt-p-1757 federal specification 1st treatment response or mil-p-23377 military specification 2nd treatment response