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DF1706-438 AY99 — GEAR SET,HELICAL,MATCHED

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

DF1706-438 AY99: GEAR SET,HELICAL,MATCHED.

The GEAR SET,HELICAL,MATCHED is a the manufacturer industrial component. Key specifications include special_features: RIGHT HAND, end_item_identification: SEAWOLF CLASS SSN. This part is cataloged in the U.S.

Government catalog under NSN 3040-01-437-1448, 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
DF1706-438 AY99
NSN: 3040-01-437-1448
FSC: 3040 — Miscellaneous Power Transmission Equipment
CAGE: 43689 — HUNTINGTON INGALLS INC DIV NEWPORT NEWS SHIPBUILDING (USA)
SPECIFICATIONS
special_featuresRIGHT HAND
end_item_identificationSEAWOLF CLASS SSN
NSN3040-01-437-1448
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available GEAR SET,HELICAL,MATCHED TITLE COMPONENT PN DF1706-438 AY99 MFR GEAR SET,HELICAL,MATCH
TECHNICAL CHARACTERISTICS
SPECIAL FEATURESRIGHT HAND
END ITEM IDENTIFICATIONSEAWOLF CLASS SSN
SUBSTITUTES & CROSS-REFERENCES 1
6406838Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
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 DF1706-438 AY99?
DF1706-438 AY99 is a GEAR SET,HELICAL,MATCHED.
What parts can replace DF1706-438 AY99?
There is 1 known substitute for DF1706-438 AY99: 6406838. Substitute compatibility should be verified for your specific system.
What is the NSN for DF1706-438 AY99?
DF1706-438 AY99 is cataloged in the U.S. Government catalog under NSN 3040-01-437-1448. 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.