NSN 5305-00-718-1618, (5305007181618) Parts Inventory

Item Name	Screw Cap Socket Head
Federal Supply Group (FSG)	Hardware and Abrasives
Federal Supply Class (FSC)	5305 Screws
National Item Identification Number (NIIN)	00-718-1618 (007181618)
NCB Code	USA (00)
Manufacturer	Military Standards Corp, National Aerospace Standards Com, Torkon Fastener Corp

Part Number	Manufacturer	Item Name	Cage Code	RFQ
MS21295-19	military standards corp	screw cap socket head	96906	RFQ
MS21295-19	national aerospace standards com	screw cap socket head	80205	RFQ
LK21295-19	torkon fastener corp	screw cap socket head	26304	RFQ

MRC	Criteria	Characteristic
AAJD	THREAD CLASS	3A
AAJF	THREAD DIRECTION	RIGHT-HAND
AASA	THREAD LENGTH	0.372 INCHES MINIMUM AND 0.422 INCHES MAXIMUM
AASB	FASTENER LENGTH	0.422 INCHES MINIMUM AND 0.452 INCHES MAXIMUM
AASK	HEAD STYLE	FLAT CHAMFER
AASL	HEAD DIAMETER	0.176 INCHES MINIMUM AND 0.183 INCHES MAXIMUM
AASU	HEAD HEIGHT	0.108 INCHES MINIMUM AND 0.112 INCHES MAXIMUM
AAUM	LOCKING FEATURE	PELLET THREADS OR STRIP THREADS
ABQZ	INTERNAL DRIVE STYLE	HEXAGON
AHYM	NOMINAL THREAD DIAMETER	0.112 INCHES
ASDB	WIDTH ACROSS FLATS	0.094 INCHES MINIMUM AND 0.095 INCHES MAXIMUM
CMLP	THREAD QUANTITY PER INCH	40
CQBC	MINIMUM TENSILE STRENGTH	80000 POUNDS PER SQUARE INCH
CQFM	HARDNESS RATING	80.0 ROCKWELL B MINIMUM OVERALL
CQHQ	MINIMUM YIELD STRENGTH	30000 POUNDS PER SQUARE INCH
MATT	MATERIAL	STEEL COMP 302 OVERALL OR STEEL COMP 303 OVERALL OR STEEL COMP 304 OVERALL OR STEEL COMP 305 OVERALL OR STEEL COMP 316 OVERALL OR STEEL 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	UNC