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PartsTable / COMPONENT / C78828
C78828 ✓ 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,VARIABLE,GAS DIELECTRI. Key specifications include body_length: 5.000 INCHES NOMINAL IN, overall_diameter: 3.000 INCHES NOMINAL IN, style_designator: OCTAL TUBE BASE, mode_of_oscillation: FUNDAMENTAL, specified_frequency: 114.816 KILOHERTZ, operating_temp_range: -20.6 TO 65.6 CELSIUS DEGC. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5955-00-681-9801, 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
C78828
NSN: 5955-00-681-9801
FSC: 5955
CAGE: 92379 — UNISYS CORP (USA)
SPECIFICATIONS
body_length5.000 INCHES NOMINAL IN
overall_diameter3.000 INCHES NOMINAL IN
style_designatorOCTAL TUBE BASE
mode_of_oscillationFUNDAMENTAL
specified_frequency114.816 KILOHERTZ
operating_temp_range-20.6 TO 65.6 CELSIUS DEGC
frequency_tolerance_for_operating_temp_in_percent-0.002 TO 0.002
NSN5955-00-681-9801
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CAPACITOR,VARIABLE,GAS DIELECTRI TITLE COMPONENT PN C78828 MFR CAPACITOR,VARIABLE,GAS
KEY FEATURES
•
BODY LENGTH: 5.000 INCHES NOMINAL IN
•
FREQUENCY TOLERANCE FOR OPERATING TEMP IN PERCENT: -0.002 TO 0.002
•
SPECIFIED FREQUENCY: 114.816 KILOHERTZ
•
MODE OF OSCILLATION: FUNDAMENTAL
•
OPERATING TEMP RANGE: -20.6 TO 65.6 CELSIUS DEGC
•
OVERALL DIAMETER: 3.000 INCHES NOMINAL IN
•
STYLE DESIGNATOR: OCTAL TUBE BASE
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
TECHNICAL CHARACTERISTICS (FLIS)
BODY LENGTH5.000 INCHES NOMINAL IN
FREQUENCY TOLERANCE FOR OPERATING TEMP IN PERCENT-0.002 TO 0.002
SPECIFIED FREQUENCY114.816 KILOHERTZ
MODE OF OSCILLATIONFUNDAMENTAL
OPERATING TEMP RANGE-20.6 TO 65.6 CELSIUS DEGC
OVERALL DIAMETER3.000 INCHES NOMINAL IN
STYLE DESIGNATOROCTAL TUBE BASE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
3920Interchangeable
interchangeable cross-reference
interchangeable
72-6970-974Interchangeable
interchangeable cross-reference
interchangeable
AM100Interchangeable
interchangeable cross-reference
interchangeable
109036Interchangeable
interchangeable cross-reference
interchangeable
RW10F3446Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is C78828?
C78828 is a CAPACITOR,VARIABLE,GAS DIELECTRI.
What parts can replace C78828?
There are 5 known substitutes for C78828: 3920, 72-6970-974, AM100 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for C78828?
C78828 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5955-00-681-9801. 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