National Stock Number (NSN) 5305-00-257-6124 (5305002576124) Parts List

Item Name	Screw Cap Socket Head
Federal Supply Group (FSG)	Hardware and Abrasives
Federal Supply Class (FSC)	5305 Screws
National Item Identification Number (NIIN)	00-257-6124 (002576124)
NCB Code	USA (00)
Manufacturer	F And C Sales Inc, Nimikkeistokeskus Ncb Finland, National Aerospace Standards Com, Lawrence Engineering And Supply Inc, Lisi Aerospace Canada Corp, Sps Technologies Inc, Plastic And Metal Products Co, Hardware Specialties Inc, Longlok Fasteners Corporation, Hi Shear Corporation, Torkon Fastener Corp, Alcoa Global Fasteners Inc, Air Industries Corp, Nor Cal Supply Coinc, Huck International Inc, Fastener Innovation Technology Inc, Nd Industries Inc, Apcom Inc, Alcoa Fastening Systems Ltd

Part Number	Manufacturer	Item Name	Cage Code	RFQ
NAS1189E04P3	f and c sales inc	screw cap socket head	30902	RFQ
10154020	nimikkeistokeskus ncb finland	screw cap socket head	a486g	RFQ
NAS1189C04P3	national aerospace standards com	screw cap socket head	80205	RFQ
NAS1189E04P3	lawrence engineering and supply inc	screw cap socket head	04348	RFQ
NAS1189E04P3	lisi aerospace canada corp	screw cap socket head	l4528	RFQ
NAS1189E04P3	sps technologies inc	screw cap socket head	80539	RFQ
NAS1189E04P3	plastic and metal products co	screw cap socket head	53606	RFQ
NAS1189E04P3	hardware specialties inc	screw cap socket head	07679	RFQ
NAS1189E04P3	national aerospace standards com	screw cap socket head	80205	RFQ
NAS1189E04P3	longlok fasteners corporation	screw cap socket head	16941	RFQ
NAS1189E04P3	hi shear corporation	screw cap socket head	73197	RFQ
LK1189C04P3	torkon fastener corp	screw cap socket head	26304	RFQ
NAS1189E04P3	alcoa global fasteners inc	screw cap socket head	92215	RFQ
NAS1189E04P3	air industries corp	screw cap socket head	08938	RFQ
NAS1189E04P3	nor cal supply coinc	screw cap socket head	07851	RFQ
NAS1189E04P3	huck international inc	screw cap socket head	97928	RFQ
NAS1189E04P3	fastener innovation technology inc	screw cap socket head	58998	RFQ
NAS1189E04P3	nd industries inc	screw cap socket head	56357	RFQ
NAS1189E04P3	apcom inc	screw cap socket head	50568	RFQ
NAS1189E04P3	alcoa fastening systems ltd	screw cap socket head	c4293	RFQ

MRC	Criteria	Characteristic
AAJD	THREAD CLASS	3A
AAJF	THREAD DIRECTION	RIGHT-HAND
AASA	THREAD LENGTH	0.062 INCHES MINIMUM AND 0.143 INCHES MAXIMUM
AASB	FASTENER LENGTH	0.157 INCHES MINIMUM AND 0.188 INCHES MAXIMUM
AASK	HEAD STYLE	FLAT COUNTERSUNK
AASL	HEAD DIAMETER	0.177 INCHES MINIMUM AND 0.225 INCHES MAXIMUM
AAUM	LOCKING FEATURE	PATCH THREADS OR PELLET THREADS OR STRIP THREADS
ABQZ	INTERNAL DRIVE STYLE	CROSS RECESS TYPE 1
AHYM	NOMINAL THREAD DIAMETER	0.112 INCHES
CMLP	THREAD QUANTITY PER INCH	40
CQBC	MINIMUM TENSILE STRENGTH	160000 POUNDS PER SQUARE INCH
CRSQ	COUNTERSINK ANGLE	99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM
CSYM	SURFACE FINISH	32.0 MICROINCHES BEARING SURFACE OF HEAD
CSYM	SURFACE FINISH	32.0 MICROINCHES THREADS
MATT	MATERIAL	IRON ALLOY 660 OVERALL
MDCL	MATERIAL DOCUMENT AND CLASSIFICATION	AMS 5737 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
SFTT	SURFACE TREATMENT	PASSIVATE OVERALL
STDC	SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
THSD	THREAD SERIES DESIGNATOR	UNJC
ZZZK	SPECIFICATION/STANDARD DATA	80205-NAS1189 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD