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550211T450AH2B — CAPACITOR,FIXED,ELECTROLYTIC

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

550211T450AH2B: 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/O MTG FACILITIES, TERMINAL(S) ON ONE END, body_length: 2.593 INCHES MINIMUM AND 2.717 INCHES MAXIMUM IN, body_diameter: 1.368 INCHES MINIMUM AND 1.430 INCHES MAXIMUM IN, terminal_diameter: 0.314 INCHES NOMINAL IN, end_item_identification: VIRGINIA CLASS SUBMARINE, SSN-774, nonderated_operating_temp: -40.0 CELSIUS MINIMUM AND 105.0 CELSIUS MAXIMUM DEGC. This part is cataloged in the U.S.

Government catalog under NSN 5910-01-585-9197, 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→ 550211T450AH2B
NSN: 5910-01-585-9197
FSC: 5910 — Capacitors
CAGE: 00853 — CORNELL-DUBILIER MARKETING INC (USA)
SPECIFICATIONS
body_styleW/O MTG FACILITIES, TERMINAL(S) ON ONE END
body_length2.593 INCHES MINIMUM AND 2.717 INCHES MAXIMUM IN
body_diameter1.368 INCHES MINIMUM AND 1.430 INCHES MAXIMUM IN
terminal_diameter0.314 INCHES NOMINAL IN
end_item_identificationVIRGINIA CLASS SUBMARINE, SSN-774
nonderated_operating_temp-40.0 CELSIUS MINIMUM AND 105.0 CELSIUS MAXIMUM DEGC
terminal_height_from_body0.281 INCHES MAXIMUM IN
capacitance_value_per_section210.000 MICROFARADS SINGLE SECTION
capacitive_electrode_materialALUMINUM
nonderated_continuous_voltage_rating_and_type_per_section450.0 DC SINGLE SECTION
NSN5910-01-585-9197
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CAPACITOR,FIXED,ELECTROLYTIC TITLE COMPONENT PN 550211T450AH2B MFR CAPACITOR,FIXED,ELECTR
KEY FEATURES
•
BODY DIAMETER: 1.368 INCHES MINIMUM AND 1.430 INCHES MAXIMUM IN
•
TERMINAL DIAMETER: 0.314 INCHES NOMINAL IN
•
BODY STYLE: W/O MTG FACILITIES, TERMINAL(S) ON ONE END
•
NONDERATED OPERATING TEMP: -40.0 CELSIUS MINIMUM AND 105.0 CELSIUS MAXIMUM DEGC
•
NONDERATED CONTINUOUS VOLTAGE RATING AND TYPE PER SECTION: 450.0 DC SINGLE SECTION
•
BODY LENGTH: 2.593 INCHES MINIMUM AND 2.717 INCHES MAXIMUM IN
•
CAPACITANCE VALUE PER SECTION: 210.000 MICROFARADS SINGLE SECTION
•
CAPACITIVE ELECTRODE MATERIAL: ALUMINUM
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 DIAMETER1.368 INCHES MINIMUM AND 1.430 INCHES MAXIMUM IN
TERMINAL DIAMETER0.314 INCHES NOMINAL IN
BODY STYLEW/O MTG FACILITIES, TERMINAL(S) ON ONE END
NONDERATED OPERATING TEMP-40.0 CELSIUS MINIMUM AND 105.0 CELSIUS MAXIMUM DEGC
NONDERATED CONTINUOUS VOLTAGE RATING AND TYPE PER SECTION450.0 DC SINGLE SECTION
BODY LENGTH2.593 INCHES MINIMUM AND 2.717 INCHES MAXIMUM IN
CAPACITANCE VALUE PER SECTION210.000 MICROFARADS SINGLE SECTION
CAPACITIVE ELECTRODE MATERIALALUMINUM
TERMINAL HEIGHT FROM BODY0.281 INCHES MAXIMUM IN
END ITEM IDENTIFICATIONVIRGINIA CLASS SUBMARINE, SSN-774
OTHER ITEMS IN FSC 5910 — Capacitors
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5910-00-000-1038 5910-00-000-1049 5910-00-000-1080 5910-00-000-6838 5910-00-001-1913 5910-00-001-2576 5910-00-001-2577 5910-00-001-2578
SUBSTITUTES & CROSS-REFERENCES 2
076631 FIND NO 12Reference document
Same NSN cross-reference
Reference document — Secondary reference
PL076631 FIND NO 12Reference 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 550211T450AH2B?
550211T450AH2B is a CAPACITOR,FIXED,ELECTROLYTIC. It is classified as a MRO (MRO_GENERAL).
What parts can replace 550211T450AH2B?
There are 2 known substitutes for 550211T450AH2B: 076631 FIND NO 12, PL076631 FIND NO 12. Substitute compatibility should be verified for your specific system.
What is the NSN for 550211T450AH2B?
550211T450AH2B is cataloged in the U.S. Government catalog under NSN 5910-01-585-9197. 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.