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PartsTable / COMPONENT / T98-21
T98-21 ✓ Verified by PartsTable
— · COMPONENT
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

CAPACITOR,FIXED,CERAMIC DIELECTR. Key specifications include general_characteristics_item_description: STEEL,QQ-S-634,1118,8.880 IN. LENGTH,0.622 IN.

DIA IN. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 2520-00-257-0664, 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
T98-21
NSN: 2520-00-257-0664
FSC: 2520
CAGE: 79410 — LIBERTY VENTURES INTI, LLC (USA)
SPECIFICATIONS
general_characteristics_item_descriptionSTEEL,QQ-S-634,1118,8.880 IN. LENGTH,0.622 IN. DIA IN
NSN2520-00-257-0664
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CAPACITOR,FIXED,CERAMIC DIELECTR TITLE COMPONENT PN T98-21 MFR CAPACITOR,FIXED,CERAMI
KEY FEATURES
•
GENERAL CHARACTERISTICS ITEM DESCRIPTION: STEEL,QQ-S-634,1118,8.880 IN. LENGTH,0.622 IN. DIA IN
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 (FLIS)
GENERAL CHARACTERISTICS ITEM DESCRIPTIONSTEEL,QQ-S-634,1118,8.880 IN. LENGTH,0.622 IN. DIA IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 10
D72Interchangeable
interchangeable cross-reference
interchangeable
3092Interchangeable
interchangeable cross-reference
interchangeable
653171Interchangeable
interchangeable cross-reference
interchangeable
171GPInterchangeable
interchangeable cross-reference
interchangeable
H026Interchangeable
interchangeable cross-reference
interchangeable
122-5277657 ITEM 11Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is T98-21?
T98-21 is a CAPACITOR,FIXED,CERAMIC DIELECTR.
What parts can replace T98-21?
There are 10 known substitutes for T98-21: D72, 3092, 653171 and 7 more. Substitute compatibility should be verified for your specific system.
What is the NSN for T98-21?
T98-21 is cataloged in the Federal Logistics Information System (FLIS) under NSN 2520-00-257-0664. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026