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6566-40-981-1101 — ACCUMULATOR,HYDRAULIC

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

6566-40-981-1101: ACCUMULATOR,HYDRAULIC.

The ACCUMULATOR,HYDRAULIC is a the manufacturer industrial component. Key specifications include shape: CYLINDRICAL, overall_length: 17.850 INCHES MAXIMUM IN, overall_diameter: 3.520 INCHES MAXIMUM IN, operating_pressure: 1025.000 POUNDS PER SQUARE INCH (PSI) NOMINAL LBS, end_item_identification: MH-53E ACFT. This part is cataloged in the U.S.

Government catalog under NSN 1650-01-314-5905, 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
6566-40-981-1101
NSN: 1650-01-314-5905
FSC: 1650 — Aircraft Hydraulic, Vacuum, and De-icing System Components
CAGE: 78286 — SIKORSKY AIRCRAFT CORPORATION DBA SIKORSKY AIRCRAFT CORP (USA)
SPECIFICATIONS
shapeCYLINDRICAL
overall_length17.850 INCHES MAXIMUM IN
overall_diameter3.520 INCHES MAXIMUM IN
operating_pressure1025.000 POUNDS PER SQUARE INCH (PSI) NOMINAL LBS
end_item_identificationMH-53E ACFT
NSN1650-01-314-5905
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available ACCUMULATOR,HYDRAULIC TITLE COMPONENT PN 6566-40-981-1101 MFR ACCUMULATOR,HYDRAULIC
KEY FEATURES
•
OVERALL DIAMETER: 3.520 INCHES MAXIMUM IN
•
SHAPE: CYLINDRICAL
•
OPERATING PRESSURE: 1025.000 POUNDS PER SQUARE INCH (PSI) NOMINAL LBS
TECHNICAL CHARACTERISTICS
OVERALL DIAMETER3.520 INCHES MAXIMUM IN
SHAPECYLINDRICAL
OVERALL LENGTH17.850 INCHES MAXIMUM IN
OPERATING PRESSURE1025.000 POUNDS PER SQUARE INCH (PSI) NOMINAL LBS
END ITEM IDENTIFICATIONMH-53E ACFT
SUBSTITUTES & CROSS-REFERENCES 1
82341Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)Demilitarization required — critical (Q)
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FREQUENTLY ASKED QUESTIONS
What is 6566-40-981-1101?
6566-40-981-1101 is a ACCUMULATOR,HYDRAULIC.
What parts can replace 6566-40-981-1101?
There is 1 known substitute for 6566-40-981-1101: 82341. Substitute compatibility should be verified for your specific system.
What is the NSN for 6566-40-981-1101?
6566-40-981-1101 is cataloged in the U.S. Government catalog under NSN 1650-01-314-5905. 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.