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Technical Data Sheet
PartsTable / MRO / 525894
525894 ✓ Verified by PartsTable
— · 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

The CAPACITOR,FI,ED ELE 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 material: RUBBER SILICONE CLASS Q SEALING ELEMENT, case_style: SQUARE, head_style: ROUND, seal_width: 0.485 INCHES MINIMUM AND 0.515 INCHES MAXIMUM IN, head_height: 0.107 INCHES MINIMUM AND 0.120 INCHES MAXIMUM IN, thread_class: 2A A. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5910-00-056-0556, 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→ 525894
NSN: 5910-00-056-0556
FSC: 5910
CAGE: 73030 — HAMILTON SUNDSTRAND CORPORATION DBA COLLINS AEROSPACE (USA)
SPECIFICATIONS
materialRUBBER SILICONE CLASS Q SEALING ELEMENT
case_styleSQUARE
head_styleROUND
seal_width0.485 INCHES MINIMUM AND 0.515 INCHES MAXIMUM IN
head_height0.107 INCHES MINIMUM AND 0.120 INCHES MAXIMUM IN
thread_class2A A
head_diameter0.287 INCHES MINIMUM AND 0.309 INCHES MAXIMUM IN
thread_length0.250 INCHES NOMINAL IN
screw_materialSTEEL
fastener_length0.250 INCHES NOMINAL IN
thread_directionRIGHT-HAND
attachment_methodCEMENTED
NSN5910-00-056-0556
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CAPACITOR,FI,ED ELE TITLE COMPONENT PN 525894 MFR CAPACITOR,FI,ED ELE
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 4
525894Interchangeable
interchangeable cross-reference
interchangeable
450136H19Interchangeable
interchangeable cross-reference
interchangeable
3300C84A0300P038Interchangeable
interchangeable cross-reference
interchangeable
6030Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 525894?
525894 is a CAPACITOR,FI,ED ELE. It is classified as a MRO (MRO_GENERAL).
What parts can replace 525894?
There are 4 known substitutes for 525894: 525894, 450136H19, 3300C84A0300P038 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 525894?
525894 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5910-00-056-0556. 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