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S45C — GEAR ASSEMBLY,SPEED DECREASER

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

S45C: GEAR ASSEMBLY,SPEED DECREASER.

The GEAR ASSEMBLY,SPEED DECREASER is a the manufacturer industrial component. Key specifications include material: STEEL, end_similarity: IDENTICAL, overall_length: 9.125 INCHES NOMINAL IN, first_end_style: FLAT KEYWAY, first_end_diameter: 0.9995 INCHES NOMINAL IN, external_keyway_length: 1.750 INCHES NOMINAL FIRST END IN. This part is cataloged in the U.S.

Government catalog under NSN 3040-01-269-1599, 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
S45C
NSN: 3040-01-269-1599
FSC: 3040 — Miscellaneous Power Transmission Equipment
CAGE: 1EH60 — KANEMATSU-GOSHO (USA) INC (USA)
SPECIFICATIONS
materialSTEEL
step_quantity5
end_similarityIDENTICAL
overall_length9.125 INCHES NOMINAL IN
first_end_styleFLAT KEYWAY
first_end_diameter0.9995 INCHES NOMINAL IN
external_keyway_length1.750 INCHES NOMINAL FIRST END IN
first_end_keyway_depth0.1250 INCHES NOMINAL IN
first_end_keyway_width0.2500 INCHES NOMINAL IN
NSN3040-01-269-1599
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available GEAR ASSEMBLY,SPEED DECREASER TITLE COMPONENT PN S45C MFR GEAR ASSEMBLY,SPEED DE
KEY FEATURES
•
STEP QUANTITY: 5
•
FIRST END DIAMETER: 0.9995 INCHES NOMINAL IN
•
FIRST END STYLE: FLAT KEYWAY
•
FIRST END KEYWAY DEPTH: 0.1250 INCHES NOMINAL IN
•
END SIMILARITY: IDENTICAL
•
MATERIAL: STEEL
•
EXTERNAL KEYWAY LENGTH: 1.750 INCHES NOMINAL FIRST END IN
TECHNICAL CHARACTERISTICS
STEP QUANTITY5
FIRST END DIAMETER0.9995 INCHES NOMINAL IN
FIRST END STYLEFLAT KEYWAY
OVERALL LENGTH9.125 INCHES NOMINAL IN
FIRST END KEYWAY DEPTH0.1250 INCHES NOMINAL IN
END SIMILARITYIDENTICAL
MATERIALSTEEL
EXTERNAL KEYWAY LENGTH1.750 INCHES NOMINAL FIRST END IN
FIRST END KEYWAY WIDTH0.2500 INCHES NOMINAL IN
SUBSTITUTES & CROSS-REFERENCES 2
HT-15210Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
HT-15210 PC 854Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is S45C?
S45C is a GEAR ASSEMBLY,SPEED DECREASER.
What parts can replace S45C?
There are 2 known substitutes for S45C: HT-15210, HT-15210 PC 854. Substitute compatibility should be verified for your specific system.
What is the NSN for S45C?
S45C is cataloged in the U.S. Government catalog under NSN 3040-01-269-1599. 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.