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Technical Data Sheet
PartsTable / MRO / 1520-4
1520-4 ✓ Verified by PartsTable
3M · MRO · MRO_GENERAL
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 color: GREEN, width: 6.875 INCHES NOMINAL IN, length: 2.250 INCHES NOMINAL IN, diameter: 2.000 INCHES NOMINAL IN, material: ALUMINUM SUPPORT, thickness: 1.250 INCHES NOMINAL 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 6625-01-235-8775, 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→ 1520-4
NSN: 6625-01-235-8775
FSC: 6625
CAGE: 54605 — SKF USA INC (USA)
SPECIFICATIONS
colorGREEN
width6.875 INCHES NOMINAL IN
length2.250 INCHES NOMINAL IN
diameter2.000 INCHES NOMINAL IN
materialALUMINUM SUPPORT
thickness1.250 INCHES NOMINAL IN
unit_typeSCREW-IN
body_styleW/O MTG FACILITIES, RADIAL TERMINALS
head_stylePAN
body_length0.156 INCHES MAXIMUM IN
head_height0.053 INCHES MINIMUM AND 0.062 INCHES MAXIMUM IN
sight_height1.594 INCHES NOMINAL IN
NSN6625-01-235-8775
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR MFR: 3M CAPACITOR,FIXED,CERAMIC DIELECTR TITLE COMPONENT PN 1520-4 MFR 3M CAPACITOR,FIXED,CERAMI
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 13
W-0180Upgraded Successor
successor cross-reference
successor
83001Upgraded Successor
successor cross-reference
successor
V3010Upgraded Successor
successor cross-reference
successor
10380170Interchangeable
interchangeable cross-reference
interchangeable
VG95236-121+MIL-C-22520/3-1Interchangeable
interchangeable cross-reference
interchangeable
M22520/3-1Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 1520-4?
1520-4 is a CAPACITOR,FIXED,CERAMIC DIELECTR manufactured by 3M. It is classified as a MRO (MRO_GENERAL).
What parts can replace 1520-4?
There are 13 known substitutes for 1520-4: W-0180, 83001, V3010 and 10 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 1520-4?
1520-4 is cataloged in the Federal Logistics Information System (FLIS) under NSN 6625-01-235-8775. 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