National Stock Number (NSN) 5305-00-107-1991 (5305001071991) 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)	00-107-1991 (001071991)
NCB Code	USA (00)
Manufacturer	Apcom Inc, Torkon Fastener Corp, National Aerospace Standards Com, Hi Shear Corporation, F And C Sales Inc, Longlok Fasteners Corporation, Huck International Inc, Air Industries Corp, Lisi Aerospace Canada Corp, Fastener Innovation Technology Inc, Sps Technologies Inc, Alcoa Global Fasteners Inc, Plastic And Metal Products Co, Lawrence Engineering And Supply Inc, Nor Cal Supply Coinc, Hardware Specialties Inc, Nd Industries Inc

Part Number	Manufacturer	Item Name	Cage Code	RFQ
NAS1189-04P6	apcom inc	screw cap socket head	50568	RFQ
LK1189-04P6	torkon fastener corp	screw cap socket head	26304	RFQ
NAS1189 And 04P6B	national aerospace standards com	screw cap socket head	80205	RFQ
NAS1189-04P6	hi shear corporation	screw cap socket head	73197	RFQ
NAS1189-04P6	national aerospace standards com	screw cap socket head	80205	RFQ
NAS1189-04P6	f and c sales inc	screw cap socket head	30902	RFQ
NAS1189-04P6	longlok fasteners corporation	screw cap socket head	16941	RFQ
NAS1189-04P6	huck international inc	screw cap socket head	17446	RFQ
NAS1189-04P6	air industries corp	screw cap socket head	08938	RFQ
NAS1189-04P6	lisi aerospace canada corp	screw cap socket head	l4528	RFQ
NAS1189-04P6	fastener innovation technology inc	screw cap socket head	58998	RFQ
NAS1189-04P6	sps technologies inc	screw cap socket head	80539	RFQ
NAS1189-04P6B	national aerospace standards com	screw cap socket head	80205	RFQ
NAS1189-04P6	alcoa global fasteners inc	screw cap socket head	92215	RFQ
NAS1189-04P6	plastic and metal products co	screw cap socket head	53606	RFQ
NAS1189-04P6	lawrence engineering and supply inc	screw cap socket head	04348	RFQ
NAS1189-04P6	nor cal supply coinc	screw cap socket head	07851	RFQ
NAS1189-04P6	hardware specialties inc	screw cap socket head	07679	RFQ
NAS1189-04P6	nd industries inc	screw cap socket head	56357	RFQ

MRC	Criteria	Characteristic
CQBC	MINIMUM TENSILE STRENGTH	160000 POUNDS PER SQUARE INCH
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
CSYM	SURFACE FINISH	32.0 MICROINCHES THREADS
MATT	MATERIAL	STEEL COMP 4037 OVERALL
MDCL	MATERIAL DOCUMENT AND CLASSIFICATION	AMS 6300 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
SFTT	SURFACE TREATMENT	CADMIUM OVERALL
STDC	SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
THSD	THREAD SERIES DESIGNATOR	UNC
AAJD	THREAD CLASS	3A
AAJF	THREAD DIRECTION	RIGHT-HAND
AASA	THREAD LENGTH	0.249 INCHES MINIMUM AND 0.330 INCHES MAXIMUM
AASB	FASTENER LENGTH	0.344 INCHES MINIMUM AND 0.375 INCHES MAXIMUM
AASK	HEAD STYLE	FLAT COUNTERSUNK
AASL	HEAD DIAMETER	0.177 INCHES MINIMUM AND 0.225 INCHES MAXIMUM
ABQZ	INTERNAL DRIVE STYLE	CROSS RECESS TYPE 1
AHYM	NOMINAL THREAD DIAMETER	0.112 INCHES
CMLP	THREAD QUANTITY PER INCH	40