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2986538 — ACCUMULATOR,HYDRAULIC

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

2986538: ACCUMULATOR,HYDRAULIC.

The ACCUMULATOR,HYDRAULIC is a the manufacturer industrial component. Key specifications include shape: CYLINDRICAL, cubic_capacity: 0.640 LITERS, overall_length: 17.020 INCHES NOMINAL IN, overall_diameter: 8.740 INCHES NOMINAL IN, special_features: CHARGING MEDIUM: DRY NITROGEN, operating_pressure: 3988.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS. This part is cataloged in the U.S.

Government catalog under NSN 2590-01-593-4071, 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
2986538
NSN: 2590-01-593-4071
FSC: 2590 — Miscellaneous Vehicular Components
CAGE: 11083 — CATERPILLAR INC DIV CATERPILLAR DEFENSE (USA)
SPECIFICATIONS
shapeCYLINDRICAL
cubic_capacity0.640 LITERS
overall_length17.020 INCHES NOMINAL IN
overall_diameter8.740 INCHES NOMINAL IN
special_featuresCHARGING MEDIUM: DRY NITROGEN
operating_pressure3988.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS
supplementary_featuresATTRIBUTES: UNCHARGED ACCUMULATOR; SAE NUMBER 12 MALE PORT (1-1/16-12UNF)
end_item_identificationLOADER, SCOOP TYPE
port_screw_thread_series_designatorUNF
NSN2590-01-593-4071
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available ACCUMULATOR,HYDRAULIC TITLE COMPONENT PN 2986538 MFR ACCUMULATOR,HYDRAULIC
KEY FEATURES
•
OVERALL DIAMETER: 8.740 INCHES NOMINAL IN
•
CUBIC CAPACITY: 0.640 LITERS
•
PORT SCREW THREAD SERIES DESIGNATOR: UNF
•
SUPPLEMENTARY FEATURES: ATTRIBUTES: UNCHARGED ACCUMULATOR; SAE NUMBER 12 MALE PORT (1-1/16-12UNF)
•
SHAPE: CYLINDRICAL
•
OPERATING PRESSURE: 3988.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS
TECHNICAL CHARACTERISTICS
OVERALL DIAMETER8.740 INCHES NOMINAL IN
CUBIC CAPACITY0.640 LITERS
PORT SCREW THREAD SERIES DESIGNATORUNF
SUPPLEMENTARY FEATURESATTRIBUTES: UNCHARGED ACCUMULATOR; SAE NUMBER 12 MALE PORT (1-1/16-12UNF)
SHAPECYLINDRICAL
OVERALL LENGTH17.020 INCHES NOMINAL IN
OPERATING PRESSURE3988.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS
SPECIAL FEATURESCHARGING MEDIUM: DRY NITROGEN
END ITEM IDENTIFICATIONLOADER, SCOOP TYPE
OTHER ITEMS IN FSC 2590 — Miscellaneous Vehicular Components
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
2590-00-006-7503 2590-00-007-2356 2590-01-151-9629 2590-01-445-9216 2590-01-468-7350 2590-01-600-0314 2590-01-600-0319 2590-01-608-6611
SUBSTITUTES & CROSS-REFERENCES 1
3736963Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 2986538?
2986538 is a ACCUMULATOR,HYDRAULIC.
What parts can replace 2986538?
There is 1 known substitute for 2986538: 3736963. Substitute compatibility should be verified for your specific system.
What is the NSN for 2986538?
2986538 is cataloged in the U.S. Government catalog under NSN 2590-01-593-4071. 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.