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Technical Data Sheet
G145 ✓ Verified by PartsTable
· COMPONENT
WHAT YOU NEED TO KNOW
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Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

The GEAR,SPUR is a the manufacturer industrial component. Key specifications include length: 2.500 INCHES IN, material: COPPER ALLOY OVERALL, body_style: PLAIN, SOLID, bore_style: PLAIN BOTH ENDS, tooth_form: STANDARD, design_type: DOUBLE END. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3020-00-188-3484, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
G145
NSN: 3020-00-188-3484
FSC: 3020
CAGE: 71041 — ALTRA INDUSTRIAL MOTION CORP. (USA)
SPECIFICATIONS
length2.500 INCHES IN
materialCOPPER ALLOY OVERALL
body_stylePLAIN, SOLID
bore_stylePLAIN BOTH ENDS
tooth_formSTANDARD
design_typeDOUBLE END
pitch_diameter1.3750 INCHES NOMINAL IN
pressure_angle14.5000 DEGREES
teeth_quantity66
special_featuresCROSS SECTIONAL SHAPE IS HEXAGONAL
style_designatorPROTRUDING HUB
features_providedCOMBINATION GO NOT GO GAGE
NSN3020-00-188-3484
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available GEAR,SPUR TITLE COMPONENT PN G145 MFR GEAR,SPUR
KEY FEATURES
HUB NOMINAL DIAMETER: 0.500 INCHES FIRST END IN
NOMINAL OUTSIDE DIAMETER: 1.417 INCHES IN
TEETH QUANTITY: 66
NOMINAL OVERALL LENGTH: 0.375 INCHES IN
NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END: 0.250 INCHES FIRST END IN
HUB STYLE DESIGNATOR: PLAIN FIRST END
FACE NOMINAL WIDTH: 0.125 INCHES IN
TOOTH FORM: STANDARD
TECHNICAL CHARACTERISTICS (FLIS)
HUB NOMINAL DIAMETER0.500 INCHES FIRST END IN
NOMINAL OUTSIDE DIAMETER1.417 INCHES IN
TEETH QUANTITY66
NOMINAL OVERALL LENGTH0.375 INCHES IN
NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END0.250 INCHES FIRST END IN
HUB STYLE DESIGNATORPLAIN FIRST END
FACE NOMINAL WIDTH0.125 INCHES IN
TOOTH FORMSTANDARD
PRESSURE ANGLE14.5000 DEGREES
BORE NOMINAL DIAMETER0.250 INCHES BOTH ENDS IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
616337Interchangeable
interchangeable cross-reference
interchangeable
M22520/3-3Interchangeable
interchangeable cross-reference
interchangeable
SAE-AS22520/3Interchangeable
interchangeable cross-reference
interchangeable
G145-ENVInterchangeable
interchangeable cross-reference
interchangeable
G145Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is G145?
G145 is a GEAR,SPUR.
What parts can replace G145?
There are 5 known substitutes for G145: 616337, M22520/3-3, SAE-AS22520/3 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for G145?
G145 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3020-00-188-3484. This indicates validated use in U.S. government and defense supply chains.
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