MRC:
						A numeric-alpha designator indicating the pitch diameter tolerance and an external or internal thread.AAJD
					 
					
						Thread Class:
					
					
						3a					
				 
							
					
						MRC:
						A measurement of the extent of threads,including incomplete threads,along a line parallel to the longitudinal axis.AASA
					 
					
						Thread Length:
					
					
						0.632 inches 					
				 
							
					
						MRC:
						The dimension,measured along a line parallel to the longitudinal axis,from the largest bearing surface of the fastener head to the extreme opposite end,or as specifically designated for other type fasteners.AASB
					 
					
						Fastener Length:
					
					
						5.819 inches 					
				 
							
					
						MRC:
						The style designation indicating the configuration that most nearly corresponds to the appearance of the head.AASK
					 
					
						Head Style:
					
					
						Double hexagon					
				 
							
					
						MRC:
						A measurement from the bottom to the top of the head,in distinction from depth.AASU
					 
					
						Head Height:
					
					
						Between 0.340 inches and 0.360 inches 					
				 
							
					
					
						Width Between Flats:
					
					
						Between 0.928 inches and 0.940 inches 					
				 
							
					
						MRC:
						The length of a straight line which passes through the center of the grip,and terminates at the circumference.AAUR
					 
					
						Grip Diameter:
					
					
						Between 0.6230 inches and 0.6240 inches 					
				 
							
					
						MRC:
						The nominal length of a straight line which passes through the center of the threaded portion,and terminates at the circumference.AHYM
					 
					
						Thread Diameter:
					
					
						0.625 inches					
				 
							
					
						MRC:
						The number of threads on the item per linear inch measured on a line parallel to the thread axis.CMLP
					 
					
						Thready Qty Per Inch (tpi):
					
					
						18					
				 
							
					
						MRC:
						A numeric value that reflects the hardness of an item when used in conjunction with a hardness rating scale.CQFM
					 
					
						Hardness Rating:
					
					
						46.0 rockwell c   and 50.0 rockwell c  					
				 
							
					
						MRC:
						A designation distinguishing one group of thread diameter-pitch combinations from another by the number of threads per measurement scale for a specific diameter.THSD
					 
					
						Thread Series Designator:
					
					
						Unf					
				 
							
					
						MRC:
						The document designator of the specification or standard which established the item of supply.ZZZK
					 
					
						Specification Data:
					
					
						26512-gb511b10 manufacturers standard