NSN 5305-01-448-0531, (5305014480531) 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)	01-448-0531 (014480531)
NCB Code	USA (01)
Manufacturer	National Aerospace Standards Com

Part Number	Manufacturer	Item Name	Cage Code	RFQ
NAS1580C5R6	national aerospace standards com	screw close tolerance	80205	RFQ

MRC	Criteria	Characteristic
ANEE	Grip Length	0.365 INCHES MINIMUM AND 0.375 INCHES MAXIMUM
AHYM	Nominal Thread Diameter	0.3125 INCHES
AASK	Head Style	FLAT COUNTERSUNK
CSYM	Surface Finish	32.0 MICROINCHES THREADS
SFTT	Surface Treatment	PASSIVATE OVERALL
AASB	Fastener Length	0.723 INCHES MINIMUM AND 0.753 INCHES MAXIMUM
CQBC	Minimum Tensile Strength	160000 POUNDS PER SQUARE INCH
ABQZ	Internal Drive Style	TORQUE-SET RIBBED
AASA	Thread Length	0.501 INCHES NOMINAL
AASL	Head Diameter	0.578 INCHES MINIMUM AND 0.632 INCHES MAXIMUM
MATT	Material	IRON ALLOY 660 OVERALL
CSYM	Surface Finish	32.0 MICROINCHES GRIP
AAJF	Thread Direction	RIGHT-HAND
THSD	Thread Series Designator	UNJF
MDCL	Material Document And Classification	AMS 5731 ASSN STD SINGLE MATERIAL RESPONSE OVERALL OR AMS 5732 ASSN STD SINGLE MATERIAL RESPONSE OVERALL OR AMS 5737 ASSN STD SINGLE MATERIAL RESPONSE OVERALL OR AMS 5853 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
CMLP	Thread Quantity Per Inch	24
AAUR	Grip Diameter	0.3110 INCHES MINIMUM AND 0.3120 INCHES MAXIMUM
CRSQ	Countersink Angle	99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM
STDC	Surface Treatment Document And Classification	QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
ZZZK	Specification/Standard Data	80205-NAS1580 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
MRC	Decoded Requirement	Clear Text Reply
CSYM	Surface Finish	63.0 MICROINCHES BEARING SURFACE OF HEAD
AAJD	Thread Class	3A