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T491D646K016AS — CAPACITOR,FIXED,ELECTROLYTIC

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

T491D646K016AS: 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_width: 4.3 MILLIMETERS MAXIMUM MM, body_height: 2.8 MILLIMETERS MAXIMUM MM, body_length: 7.3 MILLIMETERS MAXIMUM MM, nonderated_operating_temp: 125.0 CELSIUS MAXIMUM DEGC, capacitive_electrode_material: TANTALUM, precious_material_and_location: 2.0 GOLD. This part is cataloged in the U.S.

Government catalog under NSN 5910-01-702-6504, 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→ T491D646K016AS
NSN: 5910-01-702-6504
FSC: 5910 — Capacitors
CAGE: 31433 — KEMET ELECTRONICS CORPORATION (USA)
SPECIFICATIONS
body_width4.3 MILLIMETERS MAXIMUM MM
body_height2.8 MILLIMETERS MAXIMUM MM
body_length7.3 MILLIMETERS MAXIMUM MM
nonderated_operating_temp125.0 CELSIUS MAXIMUM DEGC
capacitive_electrode_materialTANTALUM
precious_material_and_location2.0 GOLD
part_name_assigned_by_controlling_agencyCHIP CAPACITOR
NSN5910-01-702-6504
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CAPACITOR,FIXED,ELECTROLYTIC TITLE COMPONENT PN T491D646K016AS MFR CAPACITOR,FIXED,ELECTR
KEY FEATURES
•
NONDERATED OPERATING TEMP: 125.0 CELSIUS MAXIMUM DEGC
•
BODY WIDTH: 4.3 MILLIMETERS MAXIMUM MM
•
BODY HEIGHT: 2.8 MILLIMETERS MAXIMUM MM
•
BODY LENGTH: 7.3 MILLIMETERS MAXIMUM MM
•
CAPACITIVE ELECTRODE MATERIAL: TANTALUM
•
PRECIOUS MATERIAL AND LOCATION: 2.0 GOLD
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
NONDERATED OPERATING TEMP125.0 CELSIUS MAXIMUM DEGC
BODY WIDTH4.3 MILLIMETERS MAXIMUM MM
BODY HEIGHT2.8 MILLIMETERS MAXIMUM MM
BODY LENGTH7.3 MILLIMETERS MAXIMUM MM
CAPACITIVE ELECTRODE MATERIALTANTALUM
PRECIOUS MATERIAL AND LOCATION2.0 GOLD
PART NAME ASSIGNED BY CONTROLLING AGENCYCHIP CAPACITOR
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

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is T491D646K016AS?
T491D646K016AS is a CAPACITOR,FIXED,ELECTROLYTIC. It is classified as a MRO (MRO_GENERAL).
What is the NSN for T491D646K016AS?
T491D646K016AS is cataloged in the U.S. Government catalog under NSN 5910-01-702-6504. 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.