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Technical Data Sheet
PartsTable / COMPONENT / 1281B
1281B ✓ 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 material: COPPER ALLOY OVERALL, swage_depth: 0.062 INCHES IN, overall_height: 0.360 INCHES IN, terminal_length: 0.196 INCHES IN, largest_diameter: 0.093 INCHES SINGLE END IN, overall_diameter: 0.125 INCHES IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5940-00-082-4861, 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
1281B
NSN: 5940-00-082-4861
FSC: 5940
CAGE: 58712 — USECO AN AFFIL OF UNITED SERVICE EQUIPMENT CO (USA)
SPECIFICATIONS
materialCOPPER ALLOY OVERALL
swage_depth0.062 INCHES IN
overall_height0.360 INCHES IN
terminal_length0.196 INCHES IN
largest_diameter0.093 INCHES SINGLE END IN
overall_diameter0.125 INCHES IN
basic_shape_styleNONTUBULAR, ROUND
surface_treatmentSOLDER OVERALL SINGLE LAYER
minor_bushing_length0.141 INCHES IN
mounting_method_styleSWAGE
turret_minor_diameter0.046 INCHES SINGLE END IN
swage_outside_diameter0.090 INCHES IN
NSN5940-00-082-4861
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CAPACITOR,FIXED,CERAMIC DIELECTR TITLE COMPONENT PN 1281B MFR 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 27
TED 134040Interchangeable
interchangeable cross-reference
interchangeable
TED134040WLInterchangeable
interchangeable cross-reference
interchangeable
1026-3-05Interchangeable
interchangeable cross-reference
interchangeable
PR5512-5Interchangeable
interchangeable cross-reference
interchangeable
57A5A52-4Interchangeable
interchangeable cross-reference
interchangeable
160JM4-7PFPORM5PCTInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 1281B?
1281B is a CAPACITOR,FIXED,CERAMIC DIELECTR.
What parts can replace 1281B?
There are 27 known substitutes for 1281B: TED 134040, TED134040WL, 1026-3-05 and 24 more. Substitute compatibility should be verified for your specific system.
Is 1281B still available?
1281B 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