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Technical Data Sheet
PartsTable / MRO / P138F78
P138F78 ✓ 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

CAPACITOR,FIXED,PAPER DIELECTRIC. Key specifications include body_style: W/MTG BRACKET, AXIAL TERMINALS, body_length: 3.375 INCHES NOMINAL IN, body_diameter: 1.375 INCHES NOMINAL IN, features_provided: HERMETICALLY SEALED CASE, reliability_indicator: NOT ESTABLISHED, nonderated_operating_temp: -55.0 CELSIUS MINIMUM AND 85.0 CELSIUS MAXIMUM 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 5910-00-245-9589, 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→ P138F78
NSN: 5910-00-245-9589
FSC: 5910
CAGE: 00656 — AEROVOX CORP. (USA)
SPECIFICATIONS
body_styleW/MTG BRACKET, AXIAL TERMINALS
body_length3.375 INCHES NOMINAL IN
body_diameter1.375 INCHES NOMINAL IN
features_providedHERMETICALLY SEALED CASE
reliability_indicatorNOT ESTABLISHED
nonderated_operating_temp-55.0 CELSIUS MINIMUM AND 85.0 CELSIUS MAXIMUM DEGC
terminal_type_and_quantity2 TAB, SOLDER LUG
tolerance_range_per_section-10.00 TO 10.00 PERCENT SINGLE SECTION
schematic_diagram_designatorNO COMMON OR GROUNDED ELECTRODE(S)
capacitance_value_per_section1.250 MICROFARADS SINGLE SECTION
nonderated_continuous_voltage_rating_and_type_per_section220.0 AC-RMS SINGLE SECTION
NSN5910-00-245-9589
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CAPACITOR,FIXED,PAPER DIELECTRIC TITLE COMPONENT PN P138F78 MFR CAPACITOR,FIXED,PAPER
KEY FEATURES
•
FEATURES PROVIDED: HERMETICALLY SEALED CASE
•
BODY DIAMETER: 1.375 INCHES NOMINAL IN
•
TERMINAL TYPE AND QUANTITY: 2 TAB, SOLDER LUG
•
RELIABILITY INDICATOR: NOT ESTABLISHED
•
NONDERATED CONTINUOUS VOLTAGE RATING AND TYPE PER SECTION: 220.0 AC-RMS SINGLE SECTION
•
TOLERANCE RANGE PER SECTION: -10.00 TO 10.00 PERCENT SINGLE SECTION
•
BODY LENGTH: 3.375 INCHES NOMINAL IN
•
NONDERATED OPERATING TEMP: -55.0 CELSIUS MINIMUM AND 85.0 CELSIUS MAXIMUM DEGC
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)
FEATURES PROVIDEDHERMETICALLY SEALED CASE
BODY DIAMETER1.375 INCHES NOMINAL IN
TERMINAL TYPE AND QUANTITY2 TAB, SOLDER LUG
RELIABILITY INDICATORNOT ESTABLISHED
NONDERATED CONTINUOUS VOLTAGE RATING AND TYPE PER SECTION220.0 AC-RMS SINGLE SECTION
TOLERANCE RANGE PER SECTION-10.00 TO 10.00 PERCENT SINGLE SECTION
BODY LENGTH3.375 INCHES NOMINAL IN
NONDERATED OPERATING TEMP-55.0 CELSIUS MINIMUM AND 85.0 CELSIUS MAXIMUM DEGC
CAPACITANCE VALUE PER SECTION1.250 MICROFARADS SINGLE SECTION
SCHEMATIC DIAGRAM DESIGNATORNO COMMON OR GROUNDED ELECTRODE(S)
VERIFIED SUBSTITUTES & CROSS-REFERENCES 20
100-4Interchangeable
interchangeable cross-reference
interchangeable
MC6VACInterchangeable
interchangeable cross-reference
interchangeable
MCInterchangeable
interchangeable cross-reference
interchangeable
474403PG925PC24Interchangeable
interchangeable cross-reference
interchangeable
145625Interchangeable
interchangeable cross-reference
interchangeable
733492Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is P138F78?
P138F78 is a CAPACITOR,FIXED,PAPER DIELECTRIC. It is classified as a MRO (MRO_GENERAL).
What parts can replace P138F78?
There are 20 known substitutes for P138F78: 100-4, MC6VAC, MC and 17 more. Substitute compatibility should be verified for your specific system.
What is the NSN for P138F78?
P138F78 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5910-00-245-9589. 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