National Stock Number (NSN) 3020-00-277-1134 (3020002771134) Parts List

Item Name	Pulley Groove
Federal Supply Group (FSG)	Mechanical Power Transmission Equipment
Federal Supply Class (FSC)	3020 Gear Pulley Sprocket and Transmission Chain
National Item Identification Number (NIIN)	00-277-1134 (002771134)
NCB Code	USA (00)
Manufacturer	Greerco Corp

Part Number	Manufacturer	Item Name	Cage Code	RFQ
B1303-4-294	greerco corp	pulley groove	72907	RFQ

MRC	Criteria	Characteristic
ABGA	GROOVE DEPTH	0.688 INCHES NOMINAL
ABGF	GROOVE WIDTH	0.677 INCHES MINIMUM AND 0.679 INCHES MAXIMUM
ABHE	OUTSIDE DIAMETER	9.100 INCHES NOMINAL
ABHP	OVERALL LENGTH	3.875 INCHES NOMINAL
ABUJ	THREAD SIZE	3/8-16
ABXV	BORE DIAMETER	1.250 INCHES MINIMUM AND 1.253 INCHES MAXIMUM
ADGE	BORE LENGTH	3.875 INCHES NOMINAL
AGGS	V GROOVE ANGLE IN DEG	38.0
AGJS	PITCH DIAMETER	8.600 INCHES NOMINAL
AHYF	SECURING HOLE QUANTITY	2
ANNQ	MATERIAL AND LOCATION	ALUMINUM ALLOY,MIL-A-17129,CLASS 3-CANCELED OVERALL
AQPL	FACE WIDTH	2.500 INCHES NOMINAL
ARJD	DESIGN FORM	WEBBED
ASBP	BORE TYPE	STRAIGHT
AWJQ	BEARINGS	NOT INCLUDED
AXHQ	GROOVE QUANTITY	3
AXND	COUNTERBORE FEATURE	NOT INCLUDED
BFYT	HOLE LOCATION	ONE HOLE LOCATED ON TOP OF KEYWAY,ONE HOLE LOCATED 90 DEG FROM KEYWAY,BOTH HOLES LOCATED 1-3/16 IN. FROM HUB END
BSGG	KEYING FACILITY	NOT INCLUDED
BSNP	SECURING METHOD	THREADED HOLE
BSYG	SPLIT HUB FEATURE	NOT INCLUDED
BXSH	WEB/SPOKE RELATIONSHIP TO FACE CENTERLINE	NOT OFFSET
BXSJ	LIGHTENING HOLE	INCLUDED
BXSK	INTEGRAL COOLING VANE	NOT INCLUDED
BXSM	GROOVE SHAPE	V
BXSN	STANDARD V-BELT SECTION DESIGNATION FOR WHICH DESIGNED	B
BYDS	BORE FEATURE	INCLUDED
BYFF	SECURING LOCATION	AA END
BYZD	HUB END OUTSIDE DIAMETER AND LOCATION	2.500 INCHES NOMINAL BOTH ENDS
BYZF	DISTANCE FROM OUTSIDE FLANGE/RIM TO HUB END AND LOCATION	1.375 INCHES NOMINAL BOTH ENDS
STYL	STYLE DESIGNATOR	WEBBED OR SPOKED