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Technical Data Sheet
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497578-1 — HOUSING,COUPLING

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

497578-1: HOUSING,COUPLING.

The HOUSING,COUPLING is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 3010-00-682-2919, 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
497578-1
NSN: 3010-00-682-2919
FSC: 3010 — Torque Converters and Speed Changers
CAGE: 30086 — L3HARRIS MARITIME POWER & ENERGY SOLUTIONS, INC. DBA SPD ELECTRICAL SYSTEMS, INC. (USA)
SPECIFICATIONS
general_characteristics_item_descriptionALUMINUM 356-T6 PER QQ-A-601 OR 6061-T6;6.125 IN .FLANGE DIA,0.375 IN.WIDTH OF FLANGE;4.250 IN.OUTSIDE DIA,3.625 IN.O/A LG IN
NSN3010-00-682-2919
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available HOUSING,COUPLING TITLE COMPONENT PN 497578-1 MFR HOUSING,COUPLING
KEY FEATURES
•
GENERAL CHARACTERISTICS ITEM DESCRIPTION: ALUMINUM 356-T6 PER QQ-A-601 OR 6061-T6;6.125 IN .FLANGE DIA,0.375 IN.WIDTH OF FLANGE;4.250 IN.OUTSIDE DIA,3.625 IN.O/A LG IN
TECHNICAL CHARACTERISTICS
GENERAL CHARACTERISTICS ITEM DESCRIPTIONALUMINUM 356-T6 PER QQ-A-601 OR 6061-T6;6.125 IN .FLANGE DIA,0.375 IN.WIDTH OF FLANGE;4.250 IN.OUTSIDE DIA,3.625 IN.O/A LG IN
SUBSTITUTES & CROSS-REFERENCES 1
497578Reference 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 497578-1?
497578-1 is a HOUSING,COUPLING.
What parts can replace 497578-1?
There is 1 known substitute for 497578-1: 497578. Substitute compatibility should be verified for your specific system.
What is the NSN for 497578-1?
497578-1 is cataloged in the U.S. Government catalog under NSN 3010-00-682-2919. 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.