NSN 5305-00-889-6591, (5305008896591) Parts Inventory

Item Name	Screw Close Tolerance
Federal Supply Group (FSG)	Hardware and Abrasives
Federal Supply Class (FSC)	5305 Screws
National Item Identification Number (NIIN)	00-889-6591 (008896591)
NCB Code	USA (00)
Manufacturer	National Aerospace Standards Com

Part Number	Manufacturer	Item Name	Cage Code	RFQ
NAS1155-13	national aerospace standards com	screw close tolerance	80205	RFQ

MRC	Criteria	Characteristic
AAJD	THREAD CLASS	3A
AAJF	THREAD DIRECTION	RIGHT-HAND
AASL	HEAD DIAMETER	0.577 INCHES MINIMUM AND 0.625 INCHES MAXIMUM
ANEE	GRIP LENGTH	0.802 INCHES MINIMUM AND 0.822 INCHES MAXIMUM
CQFM	HARDNESS RATING	36.0 ROCKWELL C MINIMUM OVERALL AND 40.0 ROCKWELL C MAXIMUM OVERALL
CRSQ	COUNTERSINK ANGLE	99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM
CSYM	SURFACE FINISH	32.0 MICROINCHES BEARING SURFACE OF HEAD
MATT	MATERIAL	STEEL COMP E4340 OVERALL OR STEEL COMP 4140 OVERALL OR STEEL COMP 8740 OVERALL OR STEEL COMP 8735 OVERALL OR STEEL COMP 6150 OVERALL
STDC	SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-416,TY2,CL2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
THSD	THREAD SERIES DESIGNATOR	UNJF
AASA	THREAD LENGTH	0.350 INCHES MINIMUM AND 0.400 INCHES MAXIMUM
AASB	FASTENER LENGTH	1.172 INCHES MINIMUM AND 1.202 INCHES MAXIMUM
AASK	HEAD STYLE	FLAT COUNTERSUNK
AAUR	GRIP DIAMETER	0.3110 INCHES MINIMUM AND 0.3120 INCHES MAXIMUM
ABQZ	INTERNAL DRIVE STYLE	OFFSET CRUCIFORM (TORQUE SET)
AHYM	NOMINAL THREAD DIAMETER	0.312 INCHES
CMLP	THREAD QUANTITY PER INCH	24
CQBC	MINIMUM TENSILE STRENGTH	160000 POUNDS PER SQUARE INCH
CSYM	SURFACE FINISH	32.0 MICROINCHES THREADS
SFTT	SURFACE TREATMENT	CADMIUM OVERALL AND CHROMATE OVERALL
ZZZK	SPECIFICATION/STANDARD DATA	80205-NAS1155 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD