Database of Screw Shoulder Under NSN (5305008835894) 5305-00-883-5894 Parts

Item Name	Screw Shoulder
Federal Supply Group (FSG)	Hardware and Abrasives
Federal Supply Class (FSC)	5305 Screws
National Item Identification Number (NIIN)	00-883-5894 (008835894)
NCB Code	USA (00)
Manufacturer	Allison Transmission Inc, Space Age Engineering Inc, Rolls Royce Corporation, Sonic Industries Inc, General Motors Corp

Part Number	Manufacturer	Item Name	RFQ
6784204	allison transmission inc	screw shoulder	RFQ
6784204	space age engineering inc	screw shoulder	RFQ
6784204	rolls royce corporation	screw shoulder	RFQ
6784204	sonic industries inc	screw shoulder	RFQ
6784204	general motors corp	screw shoulder	RFQ

MRC	Criteria	Characteristic
AAJD	THREAD CLASS	3A
AASA	THREAD LENGTH	0.175 INCHES MINIMUM
CRZS	DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER	1.145 INCHES MINIMUM FIRST HOLE AND 1.155 INCHES MAXIMUM FIRST HOLE
MATT	MATERIAL	STEEL COMP 8617 OVERALL
AAJF	THREAD DIRECTION	RIGHT-HAND
AASB	FASTENER LENGTH	1.257 INCHES NOMINAL
AASK	HEAD STYLE	FLAT CHAMFER
AASL	HEAD DIAMETER	0.438 INCHES NOMINAL
AASU	HEAD HEIGHT	0.172 INCHES NOMINAL
AATN	SHOULDER DIAMETER	0.312 INCHES MINIMUM FIRST SHOULDER AND 0.313 INCHES MAXIMUM FIRST SHOULDER
AATX	SHOULDER LENGTH	1.006 INCHES MINIMUM FIRST SHOULDER AND 1.008 INCHES MAXIMUM FIRST SHOULDER
AAWB	SHANK UNTHREADED HOLE DIAMETER	0.065 INCHES MINIMUM FIRST HOLE AND 0.072 INCHES MAXIMUM FIRST HOLE
ABQZ	INTERNAL DRIVE STYLE	SLOT
AHYM	NOMINAL THREAD DIAMETER	0.250 INCHES
CMLP	THREAD QUANTITY PER INCH	28
CQFM	HARDNESS RATING	60.0 ROCKWELL C NOMINAL OVERALL
CWYB	SHOULDER SHAPE	ROUND FIRST SHOULDER
THSD	THREAD SERIES DESIGNATOR	UNF