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ATW640 — FLUSH CONTROL ASSEMBLY,VACUUM TO

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

ATW640: FLUSH CONTROL ASSEMBLY,VACUUM TO.

FLUSH CONTROL ASSEMBLY,VACUUM TO. Key specifications include special_features: ELECTRIC FLUSH CONTROL PANEL WITH WHITE BEZEL BACK, end_item_identification: A9 MACERATOR MARINE TOILET. This part is cataloged in the U.S.

Government catalog under NSN 4510-01-574-9892, 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
ATW640
NSN: 4510-01-574-9892
FSC: 4510 — Plumbing Fixtures and Accessories
CAGE: 21593 — RARITAN ENGINEERING COMPANY INC (USA)
SPECIFICATIONS
special_featuresELECTRIC FLUSH CONTROL PANEL WITH WHITE BEZEL BACK
end_item_identificationA9 MACERATOR MARINE TOILET
NSN4510-01-574-9892
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available FLUSH CONTROL ASSEMBLY,VACUUM TO TITLE COMPONENT PN ATW640 MFR FLUSH CONTROL ASSEMBLY
TECHNICAL CHARACTERISTICS
SPECIAL FEATURESELECTRIC FLUSH CONTROL PANEL WITH WHITE BEZEL BACK
END ITEM IDENTIFICATIONA9 MACERATOR MARINE TOILET
OTHER ITEMS IN FSC 4510 — Plumbing Fixtures and Accessories
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4510-00-001-7828 4510-00-003-5231 4510-00-004-8263 4510-00-004-8383 4510-00-005-2321 4510-00-005-5021 4510-00-006-0067 4510-00-006-5939
SUBSTITUTES & CROSS-REFERENCES 1
1700704Same 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 ATW640?
ATW640 is a FLUSH CONTROL ASSEMBLY,VACUUM TO.
What parts can replace ATW640?
There is 1 known substitute for ATW640: 1700704. Substitute compatibility should be verified for your specific system.
What is the NSN for ATW640?
ATW640 is cataloged in the U.S. Government catalog under NSN 4510-01-574-9892. 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.