NSN 5305-01-092-9921, (5305010929921) Parts Inventory

Item Name	Screw Shoulder
Federal Supply Group (FSG)	Hardware and Abrasives
Federal Supply Class (FSC)	5305 Screws
National Item Identification Number (NIIN)	01-092-9921 (010929921)
NCB Code	USA (01)
Manufacturer	Designatronics Incorporated, Northrop Grumman Systems Corporation, Quality Socket Screw Corporation, Roller Bearing Company Of America

Part Number	Manufacturer	Item Name	Cage Code	RFQ
584R578H01	designatronics incorporated	screw shoulder	14519	RFQ
584R578H01	northrop grumman systems corporation	screw shoulder	97942	RFQ
584R578H01	quality socket screw corporation	screw shoulder	5n116	RFQ
584R578H01	roller bearing company of america	screw shoulder	00141	RFQ

MRC	Criteria	Characteristic
AAJD	THREAD CLASS	2A
AAJF	THREAD DIRECTION	RIGHT-HAND
AASA	THREAD LENGTH	0.169 INCHES NOMINAL
AASB	FASTENER LENGTH	0.620 INCHES NOMINAL
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
AATN	SHOULDER DIAMETER	0.074 INCHES MINIMUM SECOND SHOULDER AND 0.076 INCHES MAXIMUM SECOND SHOULDER
AATN	SHOULDER DIAMETER	0.112 INCHES NOMINAL FIRST SHOULDER
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
CWYB	SHOULDER SHAPE	ROUND ALL SHOULDERS
MATT	MATERIAL	STEEL COMP 303 OVERALL
MDCL	MATERIAL DOCUMENT AND CLASSIFICATION	ASTM A582 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	UNC