National Stock Number (NSN) 5306-01-275-1176 (5306012751176) Parts List

Item Name	Bolt Ribbed Shoulder
Federal Supply Group (FSG)	Hardware and Abrasives
Federal Supply Class (FSC)	5306 Bolts
National Item Identification Number (NIIN)	01-275-1176 (012751176)
NCB Code	USA (01)
Manufacturer	Dorman Products Inc, Zf Industrieantriebe Witten Gmbh, Ford M A Manufacturing Co Inc

Part Number	Manufacturer	Item Name	Cage Code	RFQ
610-217	dorman products inc	bolt ribbed shoulder	72741	RFQ
D2TZ1107-C	zf industrieantriebe witten gmbh	bolt ribbed shoulder	d9182	RFQ
D2TZ1107C	ford m a manufacturing co inc	bolt ribbed shoulder	23030	RFQ

MRC	Criteria	Characteristic
AAJD	THREAD CLASS	3A
AAJF	THREAD DIRECTION	RIGHT-HAND
AASA	THREAD LENGTH	1.438 INCHES NOMINAL
AASB	FASTENER LENGTH	2.125 INCHES NOMINAL
AASK	HEAD STYLE	FLUSH
AATN	SHOULDER DIAMETER	0.625 INCHES NOMINAL FIRST SHOULDER
AATX	SHOULDER LENGTH	0.688 INCHES NOMINAL FIRST SHOULDER
AHYM	NOMINAL THREAD DIAMETER	0.562 INCHES
CMLP	THREAD QUANTITY PER INCH	18
CWYB	SHOULDER SHAPE	ROUND FIRST SHOULDER
FEAT	SPECIAL FEATURES	SHOULDER KNURLED
THSD	THREAD SERIES DESIGNATOR	UNF