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A15120 — GEAR ASSEMBLY,SPEED DECREASER

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

A15120: GEAR ASSEMBLY,SPEED DECREASER.

The GEAR ASSEMBLY,SPEED DECREASER is a the manufacturer industrial component. Key specifications include total_ratio: 56.5 TO 1, end_item_identification: GEARBOS, PLANETARY. This part is cataloged in the U.S.

Government catalog under NSN 2805-00-343-5490, 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
A15120
NSN: 2805-00-343-5490
NIINs: 003435490, 013591190
FSC: 2805 — Gasoline Reciprocating Engines, Except Aircraft; and Components
CAGE: 00736 — FALLS FILTRATION TECHNOLOGIES, INC. (USA)
SPECIFICATIONS
total_ratio56.5 TO 1
end_item_identificationGEARBOS, PLANETARY
NSN2805-00-343-5490
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available GEAR ASSEMBLY,SPEED DECREASER TITLE COMPONENT PN A15120 MFR GEAR ASSEMBLY,SPEED DE
KEY FEATURES
•
OUTSIDE DIAMETER: 2.250 INCHES NOMINAL IN
•
CONNECTION TYPE: PUSH IN
TECHNICAL CHARACTERISTICS
OUTSIDE DIAMETER2.250 INCHES NOMINAL IN
CONNECTION TYPEPUSH IN
OVERALL LENGTH2.625 INCHES NOMINAL IN
SPECIAL FEATURESW/ONE VENT 1.500 IN. OD IN
SUBSTITUTES & CROSS-REFERENCES 1
535530Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Demilitarization required — mutilation
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FREQUENTLY ASKED QUESTIONS
What is A15120?
A15120 is a GEAR ASSEMBLY,SPEED DECREASER.
What parts can replace A15120?
There is 1 known substitute for A15120: 535530. Substitute compatibility should be verified for your specific system.
What is the NSN for A15120?
A15120 is cataloged in the U.S. Government catalog under NSN 2805-00-343-5490. 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.