NSN 3020-01-144-4307, (3020011444307) Parts Inventory

Item Name	Gear Spur
Federal Supply Group (FSG)	Mechanical Power Transmission Equipment
Federal Supply Class (FSC)	3020 Gear Pulley Sprocket and Transmission Chain
National Item Identification Number (NIIN)	01-144-4307 (011444307)
NCB Code	USA (01)
Manufacturer	Precision Gear Incorporated, Timken Aerospace Inc, Triumph Gear Systems Inc

Part Number	Manufacturer	Item Name	Cage Code	RFQ
42312E190	precision gear incorporated	gear spur	21540	RFQ
42312E190	timken aerospace inc	gear spur	15152	RFQ
42312-190	triumph gear systems inc	gear spur	82402	RFQ
42312E190	triumph gear systems inc	gear spur	82402	RFQ

MRC	Criteria	Characteristic
AAQL	BODY STYLE	WEBBED,OFFSET,SOLID
AGJS	PITCH DIAMETER	2.7813 INCHES NOMINAL
AJLA	TEETH QUANTITY	89
CQFM	HARDNESS RATING	38.0 ROCKWELL C MINIMUM AND 42.0 ROCKWELL C MAXIMUM OVERALL
CWNH	TOOTH FORM	STANDARD
CWPP	PRESSURE ANGLE	22.5000 DEGREES
CWSN	KEYWAY NOMINAL WIDTH	0.064 INCHES BOTH ENDS
MATT	MATERIAL	STEEL COMP 4340 OVERALL
MDCL	MATERIAL DOCUMENT AND CLASSIFICATION	MIL-S-5000 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
STYL	STYLE DESIGNATOR	BELL SHAPE BODY,PROTRUDING HUB