MRC:
						The length of a straight line which passes through the center of a hole,and terminates at the circumference.AAUB
					 
					
						Hole Diameter:
					
					
						Between 1.770 inches and 1.780 inches 					
				 
							
					
						MRC:
						The distance measured in a straight line from the bottom to the top of an item.ABKW
					 
					
						Overall Height:
					
					
						Between 0.140 inches and 0.170 inches 					
				 
							
					
						MRC:
						A numeric value that reflects the hardness of the material when used in conjunction with a hardness rating scale.ALME
					 
					
						Material Hardness Rating:
					
					
						60.0 durometer 					
				 
							
					
					
						Outside/top Flange Diameter:
					
					
						Between 2.300 inches and 2.330 inches 					
				 
							
					
						MRC:
						The chemical compound or mechanical mixture properties of which the item is fabricated.MATT
					 
					
						Material:
					
					
						Rubber					
				 
							
					
						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-6855,  class 2,  grade 60 military specification single material response