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PartsTable / COMPONENT / 11437809-3
11437809-3 ✓ 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 color: BLACK OVERALL, material: STEEL OVERALL, nut_style: HEXAGON, body_style: W/MTG TABS/FLANGES, TERMINAL(S) ON ONE SURFACE, body_width: 1.125 INCHES NOMINAL IN, case_style: SQUARE. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5985-01-272-3665, 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
11437809-3
NSN: 5985-01-272-3665
FSC: 5985
CAGE: 18876 — US ARMY AVIATION AND MISSILE COMMAND (USA)
SPECIFICATIONS
colorBLACK OVERALL
materialSTEEL OVERALL
nut_styleHEXAGON
body_styleW/MTG TABS/FLANGES, TERMINAL(S) ON ONE SURFACE
body_width1.125 INCHES NOMINAL IN
case_styleSQUARE
head_styleFLAT FILLISTER
nut_height0.344 INCHES MINIMUM AND 0.360 INCHES MAXIMUM IN
seal_width0.500 INCHES NOMINAL IN
body_height2.500 INCHES NOMINAL IN
body_length2.500 INCHES NOMINAL IN
head_height0.368 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN
NSN5985-01-272-3665
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CAPACITOR,FIXED,PAPER DIELECTRIC TITLE COMPONENT PN 11437809-3 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 13
11FC524Interchangeable
interchangeable cross-reference
interchangeable
22427Interchangeable
interchangeable cross-reference
interchangeable
2E441-504AInterchangeable
interchangeable cross-reference
interchangeable
212678-3Interchangeable
interchangeable cross-reference
interchangeable
25078Interchangeable
interchangeable cross-reference
interchangeable
212678-2Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 11437809-3?
11437809-3 is a CAPACITOR,FIXED,PAPER DIELECTRIC.
What parts can replace 11437809-3?
There are 13 known substitutes for 11437809-3: 11FC524, 22427, 2E441-504A and 10 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 11437809-3?
11437809-3 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5985-01-272-3665. 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