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:
Mil-s-5059, class 301, 1/2 hsjdamil-s-5059, class 302, 1/2 h military specification single material response or mil-a-5059, class 304, 1/2 h military 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:
Es5-3, 92003 mfr ref single treatment response