NSN 3020-01-245-7688, (3020012457688) Parts Inventory

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)	01-245-7688 (012457688)
NCB Code	USA (01)
Manufacturer	Alliant Defense Electronics Systems, Kilgore Flares Company Llc, Mas Components And Coatings Llc

Part Number	Manufacturer	Item Name	Cage Code	RFQ
39-2267-001	alliant defense electronics systems	pulley groove	55180	RFQ
39-2267-001	kilgore flares company llc	pulley groove	75324	RFQ
39-2267-001	mas components and coatings llc	pulley groove	48zy0	RFQ

MRC	Criteria	Characteristic
AAWY	COUNTERBORE DIAMETER	3.938 INCHES NOMINAL
AAWZ	COUNTERBORE DEPTH	0.438 INCHES NOMINAL
ABGA	GROOVE DEPTH	0.081 INCHES NOMINAL
ABGF	GROOVE WIDTH	0.092 INCHES NOMINAL
ABHE	OUTSIDE DIAMETER	4.250 INCHES MINIMUM AND 4.252 INCHES MAXIMUM
ABXV	BORE DIAMETER	3.001 INCHES MINIMUM AND 3.003 INCHES MAXIMUM
ADGE	BORE LENGTH	0.250 INCHES NOMINAL
AGGP	DRILLED HOLE DIAMETER	0.280 INCHES MINIMUM AND 0.287 INCHES MAXIMUM
AGWA	GROOVE RADIUS	0.015 INCHES NOMINAL
AHYF	SECURING HOLE QUANTITY	3
ANNQ	MATERIAL AND LOCATION	ALUMINUM ALLOY,QQ-A-225/6,ALLOY 2024,T351 OVERALL
AQPL	FACE WIDTH	0.688 INCHES NOMINAL
ARJD	DESIGN FORM	PLAIN
ASBP	BORE TYPE	STRAIGHT
AWJQ	BEARINGS	NOT INCLUDED
AXHQ	GROOVE QUANTITY	6
AXND	COUNTERBORE FEATURE	INCLUDED
BDYS	COUNTERBORE LOCATION	AA END
BFYT	HOLE LOCATION	3/4 IN. FROM FACE
BSGG	KEYING FACILITY	NOT INCLUDED
BSNP	SECURING METHOD	DRILLED HOLE
BSYG	SPLIT HUB FEATURE	NOT INCLUDED
BXSJ	LIGHTENING HOLE	NOT INCLUDED
BXSK	INTEGRAL COOLING VANE	NOT INCLUDED
BXSM	GROOVE SHAPE	U
BYDS	BORE FEATURE	INCLUDED
BYFF	SECURING LOCATION	BOTH ENDS
BYZF	DISTANCE FROM OUTSIDE FLANGE/RIM TO HUB END AND LOCATION	0.438 INCHES NOMINAL AA END
SFTT	SURFACE TREATMENT	ANODIZE
STYL	STYLE DESIGNATOR	WEBBED OR SPOKED