Database of Bolt Ribbed Shoulder Under NSN (5306003889009) 5306-00-388-9009 Parts

Item Name	Bolt Ribbed Shoulder
Federal Supply Group (FSG)	Hardware and Abrasives
Federal Supply Class (FSC)	5306 Bolts
National Item Identification Number (NIIN)	00-388-9009 (003889009)
NCB Code	USA (00)
Manufacturer	Smith And Smith Aircraft Co, Goodrich Corporation, Aero Brake And Spares Inc

Part Number	Manufacturer	Item Name	RFQ
8853-40	smith and smith aircraft co	bolt ribbed shoulder	RFQ
8853-40	goodrich corporation	bolt ribbed shoulder	RFQ
8853-40	aero brake and spares inc	bolt ribbed shoulder	RFQ

MRC	Criteria	Characteristic
AAJD	THREAD CLASS	3A
AAJF	THREAD DIRECTION	RIGHT-HAND
AASA	THREAD LENGTH	0.900 INCHES NOMINAL
AASB	FASTENER LENGTH	5.642 INCHES NOMINAL
AASK	HEAD STYLE	FLAT CHAMFER
AASL	HEAD DIAMETER	1.500 INCHES NOMINAL
AASU	HEAD HEIGHT	0.212 INCHES NOMINAL
AAVP	RIB MAJOR DIAMETER	0.875 INCHES NOMINAL
AAVQ	RIB LENGTH	0.125 INCHES NOMINAL
AAVR	DISTANCE FROM LARGEST DIAMETER OF BEARING SURFACE OF HEAD TO RIBS	4.405 INCHES NOMINAL
AAVT	RIB MINOR DIAMETER	0.853 INCHES NOMINAL
AHYM	NOMINAL THREAD DIAMETER	0.750 INCHES
CMLP	THREAD QUANTITY PER INCH	16
CQFM	HARDNESS RATING	38.0 ROCKWELL C NOMINAL OVERALL
CRKB	RIB INCLUDED ANGLE	7.5 DEGREES NOMINAL
CWYB	SHOULDER SHAPE	RIBBED FIRST SHOULDER
MATT	MATERIAL	STEEL COMP 4140 OVERALL
MDCL	MATERIAL DOCUMENT AND CLASSIFICATION	AISI ASSN STD SINGLE MATERIAL RESPONSE OVERALL
SFTT	SURFACE TREATMENT	CADMIUM GRIP
THSD	THREAD SERIES DESIGNATOR	UNF