National Stock Number (NSN) 5305-00-684-6777 (5305006846777) 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)	00-684-6777 (006846777)
NCB Code	USA (00)
Manufacturer	Long Lok Fasteners Corporation, Navair And Navsea Managed, Nylok Corporation, Lockheed Martin Librascope

Part Number	Manufacturer	Item Name	Cage Code	RFQ
LP56D40S5M	long lok fasteners corporation	screw cap socket head	03038	RFQ
DP56D40S5M	long lok fasteners corporation	screw cap socket head	03038	RFQ
1273830-30	navair and navsea managed	screw cap socket head	10001	RFQ
37CR440-5B0	nylok corporation	screw cap socket head	26233	RFQ
M37CR440-5B0	nylok corporation	screw cap socket head	26233	RFQ
M37CR44035B0	nylok corporation	screw cap socket head	26233	RFQ
H803170403	lockheed martin librascope	screw cap socket head	36090	RFQ

MRC	Criteria	Characteristic
AAJD	THREAD CLASS	2A
AAJF	THREAD DIRECTION	RIGHT-HAND
AASA	THREAD LENGTH	0.312 INCHES MAXIMUM
AASB	FASTENER LENGTH	0.312 INCHES NOMINAL
AASK	HEAD STYLE	PAN NO. 2
AASL	HEAD DIAMETER	0.212 INCHES NOMINAL
AASU	HEAD HEIGHT	0.063 INCHES NOMINAL
AAUM	LOCKING FEATURE	PELLET THREADS
ABQZ	INTERNAL DRIVE STYLE	SLOT
AHYM	NOMINAL THREAD DIAMETER	0.112 INCHES
CMLP	THREAD QUANTITY PER INCH	40
MATT	MATERIAL	STEEL COMP 302 OVERALL
MDCL	MATERIAL DOCUMENT AND CLASSIFICATION	QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
THSD	THREAD SERIES DESIGNATOR	UNC