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308590 — CAPACITOR,FIXED,ELECTROLYTIC

✓ Government record, cited
— · MRO · MRO_GENERAL
PRODUCT OVERVIEW

308590: CAPACITOR,FIXED,ELECTROLYTIC.

The CAPACITOR,FIXED,ELECTROLYTIC is a the manufacturer cache protection component designed to preserve data integrity during power loss events in enterprise server and storage controller environments. Key specifications include body_style: W/THD BUSHING MTG, TERMINAL(S) ON ONE END, body_width: 0.540 INCHES NOMINAL IN, body_height: 0.160 INCHES MAXIMUM IN, body_length: 2.040 INCHES NOMINAL IN, body_diameter: 1.375 INCHES NOMINAL IN, drive_shaft_type: MACHINE KEYWAY. This part is cataloged in the U.S.

Government catalog under NSN 5910-00-244-8066, 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
MRO→ MRO_GENERAL→ 308590
NSN: 5910-00-244-8066
NIINs: 002448066, 007585147, 012334079, 016808012
FSC: 5910 — Capacitors
CAGE: 28569 — HICKOK WAEKON LLC (USA)
SPECIFICATIONS
body_styleW/THD BUSHING MTG, TERMINAL(S) ON ONE END
body_width0.540 INCHES NOMINAL IN
body_height0.160 INCHES MAXIMUM IN
body_length2.040 INCHES NOMINAL IN
body_diameter1.375 INCHES NOMINAL IN
drive_shaft_typeMACHINE KEYWAY
operation_methodPOWERED
features_providedMOUNTING HARDWARE
output_logic_formCOMPLEMENTARY-METAL OXIDE-SEMICONDUCTOR LOGIC
discharge_pressure600.0 COMPREHENSIVE PROCUREMENT GUIDELINE - CONSTRUCTION PRODUCTS - CEMENT AND CONCRETE CONTAINING CENOSPHERES
drive_shaft_length1.875 INCHES NOMINAL IN
rotary_pump_designGEAR
NSN5910-00-244-8066
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CAPACITOR,FIXED,ELECTROLYTIC TITLE COMPONENT PN 308590 MFR CAPACITOR,FIXED,ELECTR
KEY FEATURES
•
BODY DIAMETER: 1.375 INCHES NOMINAL IN
•
MOUNTING FACILITY TYPE AND QUANTITY: 1 THREADED BUSHING
•
BODY STYLE: W/THD BUSHING MTG, TERMINAL(S) ON ONE END
•
NONDERATED OPERATING TEMP: -40.0 CELSIUS MINIMUM AND 85.0 CELSIUS MAXIMUM DEGC
•
ELECTRICAL POLARIZATION: POLARIZED
•
FEATURES PROVIDED: MOUNTING HARDWARE
•
NONDERATED CONTINUOUS VOLTAGE RATING AND TYPE PER SECTION: 350.0 DC SINGLE SECTION
•
SCHEMATIC DIAGRAM DESIGNATOR: NO COMMON OR GROUNDED ELECTRODE(S)
TYPICAL APPLICATIONS
  • RAID cache protection during power loss events
  • Write-back cache enablement for storage controllers
  • Enterprise server data integrity assurance
  • Hot-swap battery/capacitor replacement in production
TECHNICAL CHARACTERISTICS
BODY DIAMETER1.375 INCHES NOMINAL IN
MOUNTING FACILITY TYPE AND QUANTITY1 THREADED BUSHING
BODY STYLEW/THD BUSHING MTG, TERMINAL(S) ON ONE END
NONDERATED OPERATING TEMP-40.0 CELSIUS MINIMUM AND 85.0 CELSIUS MAXIMUM DEGC
ELECTRICAL POLARIZATIONPOLARIZED
FEATURES PROVIDEDMOUNTING HARDWARE
NONDERATED CONTINUOUS VOLTAGE RATING AND TYPE PER SECTION350.0 DC SINGLE SECTION
SCHEMATIC DIAGRAM DESIGNATORNO COMMON OR GROUNDED ELECTRODE(S)
BODY LENGTH4.250 INCHES NOMINAL IN
CAPACITANCE VALUE PER SECTION120.000 MICROFARADS SINGLE SECTION
SUBSTITUTES & CROSS-REFERENCES 3
82448066Reference document
Same NSN cross-reference
Reference document — Secondary reference
CE41C121PSame NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
MILC62Reference document
Same NSN cross-reference
Reference document — Identification reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 308590?
308590 is a CAPACITOR,FIXED,ELECTROLYTIC. It is classified as a MRO (MRO_GENERAL).
What parts can replace 308590?
There are 3 known substitutes for 308590: 82448066, CE41C121P, MILC62. Substitute compatibility should be verified for your specific system.
What is the NSN for 308590?
308590 is cataloged in the U.S. Government catalog under NSN 5910-00-244-8066. 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.