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PartsTable / COMPONENT / 2520A1
2520A1 ✓ 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,PAPER DIELECTRIC. Key specifications include body_width: 3.375 INCHES NOMINAL IN, body_height: 5.000 INCHES NOMINAL IN, body_length: 3.875 INCHES NOMINAL IN, rating_method: ELECTRICAL SINGLE COMPONENT SINGLE WINDING, inclosure_type: HERMETICALLY SEALED, inductance_type: FIXED. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5940-00-518-8569, 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
2520A1
NSN: 5940-00-518-8569
FSC: 5940
CAGE: 81312 — WINCHESTER INTERCONNECT CORPORATION DBA WINCHESTER INTERCONNECT DIV WINCHESTER INTERCONNECT (USA)
SPECIFICATIONS
body_width3.375 INCHES NOMINAL IN
body_height5.000 INCHES NOMINAL IN
body_length3.875 INCHES NOMINAL IN
rating_methodELECTRICAL SINGLE COMPONENT SINGLE WINDING
inclosure_typeHERMETICALLY SEALED
inductance_typeFIXED
mounting_methodTHREADED STUD(S) SINGLE GROUP
special_featuresONE END OF TWO TERMINALS INTERNALLY CONNECTED
winding_quantity1 SINGLE COMPONENT
inductance_rating9.00 MICROHENRIES MAXIMUM SINGLE COMPONENT SINGLE WINDING
nominal_thread_size0.190 INCHES SINGLE GROUP IN
reliability_indicatorNOT ESTABLISHED
NSN5940-00-518-8569
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CAPACITOR,FIXED,PAPER DIELECTRIC TITLE COMPONENT PN 2520A1 MFR CAPACITOR,FIXED,PAPER
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
VERIFIED SUBSTITUTES & CROSS-REFERENCES 31
2205ETN9Interchangeable
interchangeable cross-reference
interchangeable
72-6970-095Interchangeable
interchangeable cross-reference
interchangeable
27566Interchangeable
interchangeable cross-reference
interchangeable
102061Interchangeable
interchangeable cross-reference
interchangeable
51505Interchangeable
interchangeable cross-reference
interchangeable
30-400-201Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 2520A1?
2520A1 is a CAPACITOR,FIXED,PAPER DIELECTRIC.
What parts can replace 2520A1?
There are 31 known substitutes for 2520A1: 2205ETN9, 72-6970-095, 27566 and 28 more. Substitute compatibility should be verified for your specific system.
Is 2520A1 still available?
2520A1 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026