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Technical Data Sheet
PartsTable / MRO / CP53B1EG105K1
CP53B1EG105K1 ✓ 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 material: SILICON SEMICONDUCTOR, body_style: W/MTG TABS/FLANGES, TERMINAL(S) ON ONE SURFACE, body_width: 2.000 INCHES NOMINAL IN, body_height: 1.125 INCHES NOMINAL IN, body_length: 2.000 INCHES NOMINAL IN, overall_length: 0.275 INCHES MAXIMUM IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5910-00-129-6259, 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→ CP53B1EG105K1
NSN: 5910-00-129-6259
FSC: 5910
CAGE: 81349 — MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
materialSILICON SEMICONDUCTOR
body_styleW/MTG TABS/FLANGES, TERMINAL(S) ON ONE SURFACE
body_width2.000 INCHES NOMINAL IN
body_height1.125 INCHES NOMINAL IN
body_length2.000 INCHES NOMINAL IN
overall_length0.275 INCHES MAXIMUM IN
mounting_methodTERMINAL
terminal_length1.000 INCHES MINIMUM AND 1.500 INCHES MAXIMUM IN
overall_diameter0.145 INCHES MAXIMUM IN
features_providedHERMETICALLY SEALED CASE
reliability_indicatorNOT ESTABLISHED
nonderated_operating_temp-55.0 CELSIUS MINIMUM AND 85.0 CELSIUS MAXIMUM DEGC
NSN5910-00-129-6259
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CAPACITOR,FIXED,PAPER DIELECTRIC TITLE COMPONENT PN CP53B1EG105K1 MFR CAPACITOR,FIXED,PAPER
KEY FEATURES
•
BODY WIDTH: 2.000 INCHES NOMINAL IN
•
NONDERATED OPERATING TEMP: -55.0 CELSIUS MINIMUM AND 85.0 CELSIUS MAXIMUM DEGC
•
FEATURES PROVIDED: HERMETICALLY SEALED CASE
•
UNTHREADED MOUNTING HOLE DIAMETER: 0.188 INCHES NOMINAL IN
•
MOUNTING FACILITY TYPE AND QUANTITY: 2 UNTHREADED MOUNTING HOLES
•
BODY LENGTH: 2.000 INCHES NOMINAL IN
•
TOLERANCE RANGE PER SECTION: -10.00 TO 10.00 PERCENT SINGLE SECTION
•
CAPACITANCE VALUE PER SECTION: 1.000 MICROFARADS SINGLE SECTION
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 WIDTH2.000 INCHES NOMINAL IN
NONDERATED OPERATING TEMP-55.0 CELSIUS MINIMUM AND 85.0 CELSIUS MAXIMUM DEGC
FEATURES PROVIDEDHERMETICALLY SEALED CASE
UNTHREADED MOUNTING HOLE DIAMETER0.188 INCHES NOMINAL IN
MOUNTING FACILITY TYPE AND QUANTITY2 UNTHREADED MOUNTING HOLES
BODY LENGTH2.000 INCHES NOMINAL IN
TOLERANCE RANGE PER SECTION-10.00 TO 10.00 PERCENT SINGLE SECTION
CAPACITANCE VALUE PER SECTION1.000 MICROFARADS SINGLE SECTION
SCHEMATIC DIAGRAM DESIGNATORNO COMMON OR GROUNDED ELECTRODE(S)
INSULATION RESISTANCE AT MAXIMUM OPERATING TEMP20.0 MEGOHM-MICROFARADS
VERIFIED SUBSTITUTES & CROSS-REFERENCES 10
CP53B1EG105KInterchangeable
interchangeable cross-reference
interchangeable
JANC25Interchangeable
interchangeable cross-reference
interchangeable
RL060Interchangeable
interchangeable cross-reference
interchangeable
2402-7030Interchangeable
interchangeable cross-reference
interchangeable
108759-01Interchangeable
interchangeable cross-reference
interchangeable
MIL-C-25/4Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is CP53B1EG105K1?
CP53B1EG105K1 is a CAPACITOR,FIXED,PAPER DIELECTRIC. It is classified as a MRO (MRO_GENERAL).
What parts can replace CP53B1EG105K1?
There are 10 known substitutes for CP53B1EG105K1: CP53B1EG105K, JANC25, RL060 and 7 more. Substitute compatibility should be verified for your specific system.
Is CP53B1EG105K1 still available?
CP53B1EG105K1 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