MRC:
The element,compound,or mixture of which an item is fabricated,excluding any surface treatment.MATL
Material:
Steel, federal standard 66, aisi 302/sae 30302 or steel, mil-s-5059, type 302 or steel, ams 5519 or steel, qq-s-766, class 302
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:
Fed standard 66 federal standard 1st material response or aisi 302 assn standard single material response or sae 30302 assn standard single material response and mil-s-5059, type 302 military specification 2nd material response and ams 5519 assn standard 3rd material response and qq-s-766, class 302 federal specification 4th material response