MRC:
						A numeric-alpha designator indicating the pitch diameter tolerance and an external or internal thread.AAJD
					 
					
						Thread Class:
					
					
						2a					
				 
							
					
						MRC:
						The direction of the thread when viewed axially. a right-hand thread winds in a clockwise direction while a left-hand thread winds in a counterclockwise direction.AAJF
					 
					
						Thread Direction:
					
					
						Right-hand					
				 
							
					
						MRC:
						The specific commercial rating which classes the item as to what degree the item will withstand environmental elements and/or hazardous locations.ABFE
					 
					
						Hazardous Locations/environmental Protection:
					
					
						Electromagnetic interference shielded and dusttight-nema type 5					
				 
							
					
						MRC:
						The dimension measured along the longitudinal axis with terminated points at the extreme ends of the item.ABHP
					 
					
						Overall Length:
					
					
						Between 0.601 inches and 0.636 inches 					
				 
							
					
						MRC:
						A measurement of the longest effective dimension of an item.ABNZ
					 
					
						Effective Length:
					
					
						Between 0.423 inches and 0.438 inches 					
				 
							
					
						MRC:
						The number of mounting devices used as a means of attaching the item.ACUP
					 
					
						Mounting Device Quantity:
					
					
						1					
				 
							
					
					
						Effective Diameter:
					
					
						0.438 inches 					
				 
							
					
						MRC:
						The means of attaching the item.AXGY
					 
					
						Mounting Method:
					
					
						External thread					
				 
							
					
						MRC:
						A designation indicating the diameter-pitch combination and the number of threads per measurement scale applied to a series of diameters.BZRR
					 
					
						Thread Series:
					
					
						Unef					
				 
							
					
						MRC:
						The design characteristic which controls the emergence of light.CQHK
					 
					
						Light Transmission Design:
					
					
						Translucent lens					
				 
							
					
						MRC:
						The number of threads per specific measurement scale.CQRN
					 
					
						Thread Quantity:
					
					
						32 per inch					
				 
							
					
						MRC:
						The length of a straight line which passes through the center of the threaded portion,and terminates at the circumference.CRCK
					 
					
						Thread Diameter:
					
					
						0.312 inches					
				 
							
					
						MRC:
						A characteristic of light that can be specified in terms of luminance,dominant wavelength,and purity.HUES
					 
					
						Color:
					
					
						White,  aviation inscription background					
				 
							
					
						MRC:
						The chemical compound or mechanical mixture properties of which the item is fabricated.MATT
					 
					
						Material:
					
					
						Plastic lens					
				 
							
					
						MRC:
						The condition of the item with respect to the texture of the surface.SFCD
					 
					
						Surface Condition:
					
					
						Smooth face					
				 
							
					
						MRC:
						The condition of the item with respect to the texture of the surface.SFCD
					 
					
						Surface Condition:
					
					
						Smooth back					
				 
							
					
						MRC:
						The style designation indicating the configuration that most nearly corresponds to the appearance of the item.STYL
					 
					
						Style Designator:
					
					
						Stovepipe