MRC:
A measurement from the bottom to the top of a cross section,in distinction from depth.ADVN
Cross-sectional Height:
Between 0.135 inches and 0.143 inches
MRC:
The length of a straight line which passes through the center of the center hole,and terminates at the circumference.ADYT
Center Hole Diameter:
Between 2.960 inches and 3.008 inches
MRC:
A numeric value that reflects the hardness of an item when used in conjunction with a hardness rating scale.CQFM
Hardness Rating:
Between 70.0 shore durometer a and 75.0 shore durometer a
MRC:
The chemical compound or mechanical mixture properties of which the item is fabricated.MATT
Material:
Rubber fluorocarbon class fpm
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-r-83248, cl 1 military specification single material response
