NSN 5305-00-437-5278, (5305004375278) 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)	00-437-5278 (004375278)
NCB Code	USA (00)
Manufacturer	Avibank Mfg Inc, Military Standards Corp, Sps Technologies Inc

Part Number	Manufacturer	Item Name	Cage Code	RFQ
AS195-4-12	avibank mfg inc	screw close tolerance	84256	RFQ
MS27577-4-12	military standards corp	screw close tolerance	96906	RFQ
106466-4-12	sps technologies inc	screw close tolerance	80539	RFQ

MRC	Criteria	Characteristic
AAJD	THREAD CLASS	3A
AAJF	THREAD DIRECTION	RIGHT-HAND
AASA	THREAD LENGTH	0.282 INCHES MINIMUM AND 0.333 INCHES MAXIMUM
AASB	FASTENER LENGTH	1.168 INCHES MINIMUM AND 1.188 INCHES MAXIMUM
AASK	HEAD STYLE	FLAT COUNTERSUNK
AASL	HEAD DIAMETER	0.449 INCHES MINIMUM AND 0.507 INCHES MAXIMUM
AAUM	LOCKING FEATURE	DETENT BALL GRIP
AAUR	GRIP DIAMETER	0.2483 INCHES MINIMUM AND 0.2492 INCHES MAXIMUM
AAWB	SHANK UNTHREADED HOLE DIAMETER	0.076 INCHES MINIMUM FIRST HOLE AND 0.086 INCHES MAXIMUM FIRST HOLE
ABQZ	INTERNAL DRIVE STYLE	HIGH-TORQUE
AHYM	NOMINAL THREAD DIAMETER	0.250 INCHES
ANEE	GRIP LENGTH	0.750 INCHES MINIMUM AND 0.766 INCHES MAXIMUM
CMLP	THREAD QUANTITY PER INCH	28
CQBC	MINIMUM TENSILE STRENGTH	4680 POUNDS PER SQUARE INCH
CQFM	HARDNESS RATING	36.0 ROCKWELL C MINIMUM OVERALL AND 41.0 ROCKWELL C MAXIMUM OVERALL
CRSQ	COUNTERSINK ANGLE	99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM
CRZS	DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER	0.840 INCHES MINIMUM FIRST HOLE AND 0.866 INCHES MAXIMUM FIRST HOLE
CSYM	SURFACE FINISH	63.0 MICROINCHES GRIP
MATT	MATERIAL	STEEL COMP E4340 OVERALL OR STEEL COMP 4140 OVERALL OR STEEL COMP 8740 OVERALL OR STEEL COMP 4130 OVERALL OR STEEL COMP 6150 OVERALL
SFTT	SURFACE TREATMENT	CADMIUM OVERALL AND CHROMATE OVERALL
STDC	SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-416 TY 2 CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
THSD	THREAD SERIES DESIGNATOR	UNJF