MRC:
						A numeric-alpha designator indicating the pitch diameter tolerance and an external or internal thread.AAJD
					 
					
						Thread Class:
					
					
						2a					
				 
							
					
						MRC:
						A measurement of the extent of threads,including incomplete threads,along a line parallel to the longitudinal axis.AASA
					 
					
						Thread Length:
					
					
						Between 0.688 inches and 0.750 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:
					
					
						0.750 inches 					
				 
							
					
						MRC:
						The style designation indicating the configuration that most nearly corresponds to the appearance of the head.AASK
					 
					
						Head Style:
					
					
						Round					
				 
							
					
						MRC:
						The length of a straight line which passes through the center of a circular head,and terminates at the circumference.AASL
					 
					
						Head Diameter:
					
					
						Between 0.240 inches and 0.260 inches 					
				 
							
					
						MRC:
						A measurement from the bottom to the top of the head,in distinction from depth.AASU
					 
					
						Head Height:
					
					
						Between 0.091 inches and 0.103 inches 					
				 
							
					
						MRC:
						The style designation indicating the configuration that most nearly corresponds to the appearance of the internal drive.ABQZ
					 
					
						Internal Drive Style:
					
					
						Cross recess type 1					
				 
							
					
						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:
					
					
						0.138 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):
					
					
						32					
				 
							
					
						MRC:
						The chemical compound or mechanical mixture properties of which the screw is fabricated.CYAU
					 
					
						Screw Material:
					
					
						Steel comp 1010 or steel comp 1015 or steel comp 1016 or steel comp 1016 or steel comp 1017 or steel comp 1018 or steel comp 1019 or steel comp 1020					
				 
							
					
						MRC:
						The specification,standard,or manufacturers reference,and the classification designation,such as class,condition,temper,and the like,that identifies the screw material.CYAW
					 
					
						Screw Material Specification:
					
					
						Sae assn standard all material responses					
				 
							
					
						MRC:
						The metallic,nonmetallic,and/or chemical properties with which the screw is plated,dipped and/or coated.the treatment is designed to protect the surface(s) and cannot be wiped off.CYBA
					 
					
						Screw Surface Treatment:
					
					
						Cadmium or zinc					
				 
							
					
						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 of the screw.CYBE
					 
					
						Screw Surface Treatment Specification:
					
					
						Qq-p-416,  type 1, cl 3 federal specification 1st treatment response or qq-z-325,  type 1, cl 3 federal specification 2nd treatment response					
				 
							
					
						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:
					
					
						Unc