National Stock Number (NSN) 5305-00-983-6659 (5305009836659) 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)	00-983-6659 (009836659)
NCB Code	USA (00)
Manufacturer	Northrop Grumman Systems Corporation, Nimikkeistokeskus Ncb Finland, Federal Specifications, Hamilton Sundstrand Corporation, National Aerospace Standards Com, Lockheed Martin Corporation, Solar Turbines Incorporated, Raymond Corporation, Military Standards Corp, Zf Industrieantriebe Witten Gmbh, Eca Etablissement Central Des, Rockwell Collins Aerospace, Rdm Technology Bv, Inspektorat Wsparcia Sil Zbrojnych, Defense Reduction Agency, Aertekno Srl, Integrity Fasteners Inc, Picatinny Arsenal, Finmeccanica Spa Helicopters

Part Number	Manufacturer	Item Name	Cage Code	RFQ
4912853-01	northrop grumman systems corporation	screw cap socket head	03956	RFQ
10114768	nimikkeistokeskus ncb finland	screw cap socket head	a486g	RFQ
FF-S-86 REVISION C	federal specifications	screw cap socket head	81348	RFQ
23528R1	hamilton sundstrand corporation	screw cap socket head	55820	RFQ
NAS1351-4-10P	national aerospace standards com	screw cap socket head	80205	RFQ
4912853-01	lockheed martin corporation	screw cap socket head	90536	RFQ
23528R1	solar turbines incorporated	screw cap socket head	66195	RFQ
710-009	raymond corporation	screw cap socket head	90031	RFQ
MS16998-42	military standards corp	screw cap socket head	96906	RFQ
MS35458-22	zf industrieantriebe witten gmbh	screw cap socket head	d9182	RFQ
5305009836659	eca etablissement central des	screw cap socket head	scy13	RFQ
324-1504-000	rockwell collins aerospace	screw cap socket head	13499	RFQ
XX002-0277	rdm technology bv	screw cap socket head	h2229	RFQ
5305PL0759475	inspektorat wsparcia sil zbrojnych	screw cap socket head	9009h	RFQ
NAS608-4-10P	national aerospace standards com	screw cap socket head	80205	RFQ
870338-00	defense reduction agency	screw cap socket head	32345	RFQ
NAS1351-4-10P	aertekno srl	screw cap socket head	ac910	RFQ
MS16998-42	integrity fasteners inc	screw cap socket head	4w343	RFQ
MS35458-22	military standards corp	screw cap socket head	96906	RFQ
852295	picatinny arsenal	screw cap socket head	19203	RFQ
NAS1351-4-10P	finmeccanica spa helicopters	screw cap socket head	a0126	RFQ

MRC	Criteria	Characteristic
AAJD	THREAD CLASS	3A
AAJF	THREAD DIRECTION	RIGHT-HAND
AASA	THREAD LENGTH	0.523 INCHES MINIMUM AND 0.625 INCHES MAXIMUM
AASB	FASTENER LENGTH	0.594 INCHES MINIMUM AND 0.625 INCHES MAXIMUM
AASK	HEAD STYLE	FLAT CHAMFER
AASL	HEAD DIAMETER	0.365 INCHES MINIMUM AND 0.375 INCHES MAXIMUM
AASU	HEAD HEIGHT	0.244 INCHES MINIMUM AND 0.250 INCHES MAXIMUM
ABQZ	INTERNAL DRIVE STYLE	HEXAGON
AHYM	NOMINAL THREAD DIAMETER	0.250 INCHES
ASDB	WIDTH ACROSS FLATS	0.188 INCHES MINIMUM AND 0.190 INCHES MAXIMUM
CMLP	THREAD QUANTITY PER INCH	28
CQBC	MINIMUM TENSILE STRENGTH	180000 POUNDS PER SQUARE INCH
CQFM	HARDNESS RATING	38.0 ROCKWELL C MINIMUM OVERALL AND 45.0 ROCKWELL C MAXIMUM OVERALL
CQHQ	MINIMUM YIELD STRENGTH	155000 POUNDS PER SQUARE INCH
MATT	MATERIAL	STEEL OVERALL
SFTT	SURFACE TREATMENT	CADMIUM OVERALL AND CHROMATE OVERALL
STDC	SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-416 TY2 CL2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
THSD	THREAD SERIES DESIGNATOR	UNF
ZZZT	NONDEFINITIVE SPEC/STD DATA	6 TYPE