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472700 — GEAR CLUSTER

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

472700: GEAR CLUSTER.

The GEAR CLUSTER is a the manufacturer industrial component. Key specifications include end_item_identification: AIRLIFTER C-17A AIRCRAFT A. This part is cataloged in the U.S.

Government catalog under NSN 3020-00-324-9797, 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
472700
NSN: 3020-00-324-9797
NIINs: 003249797, 013900782
FSC: 3020 — Gears, Pulleys, Sprockets, and Transmission Chain
CAGE: 00447 — WABCO CONSTRUCTION AND MINING EQUIPMENT GROUP INDIANAPOLIS PLANT AN AMERICAN STANDARD INC CO (USA)
SPECIFICATIONS
end_item_identificationAIRLIFTER C-17A AIRCRAFT A
NSN3020-00-324-9797
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available GEAR CLUSTER TITLE COMPONENT PN 472700 MFR GEAR CLUSTER
KEY FEATURES
•
BORE NOMINAL DIAMETER: 2.298 INCHES BOTH ENDS IN
•
HUB NOMINAL DIAMETER: 2.750 INCHES SECOND END IN
•
DESIGN TYPE: SPUR SECOND GEAR
•
BORE STYLE: STRAIGHT SPLINE BOTH ENDS
•
HARDNESS RATING: 58.0 ROCKWELL C MINIMUM AND 62.0 ROCKWELL C MAXIMUM OVERALL
TECHNICAL CHARACTERISTICS
BORE NOMINAL DIAMETER2.298 INCHES BOTH ENDS IN
HUB NOMINAL DIAMETER2.750 INCHES SECOND END IN
HUB NOMINAL DIAMETER3.250 INCHES FIRST END IN
HUB NOMINAL DIAMETER5.750 INCHES BETWEEN FIRST AND SECOND GEAR IN
DESIGN TYPESPUR SECOND GEAR
DESIGN TYPESPUR FIRST GEAR
BORE STYLESTRAIGHT SPLINE BOTH ENDS
HARDNESS RATING58.0 ROCKWELL C MINIMUM AND 62.0 ROCKWELL C MAXIMUM OVERALL
NOMINAL OVERALL LENGTH4.282 INCHES IN
HUB STYLE DESIGNATORPLAIN BETWEEN FIRST AND SECOND GEAR
SUBSTITUTES & CROSS-REFERENCES 1
A624MSame NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 472700?
472700 is a GEAR CLUSTER.
What parts can replace 472700?
There is 1 known substitute for 472700: A624M. Substitute compatibility should be verified for your specific system.
What is the NSN for 472700?
472700 is cataloged in the U.S. Government catalog under NSN 3020-00-324-9797. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.