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Technical Data Sheet
PartsTable / MRO / CP53B1KE105K
CP53B1KE105K ✓ 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 TABS/FLANGES, TERMINAL(S) ON ONE SURFACE, body_width: 1.750 INCHES NOMINAL IN, body_height: 0.875 INCHES NOMINAL IN, body_length: 2.000 INCHES NOMINAL IN, features_provided: HERMETICALLY SEALED CASE, reliability_indicator: NOT ESTABLISHED. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5910-00-129-6260, 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→ CP53B1KE105K
NSN: 5910-00-129-6260
FSC: 5910
CAGE: 81349 — MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
body_styleW/MTG TABS/FLANGES, TERMINAL(S) ON ONE SURFACE
body_width1.750 INCHES NOMINAL IN
body_height0.875 INCHES NOMINAL IN
body_length2.000 INCHES NOMINAL IN
features_providedHERMETICALLY SEALED CASE
reliability_indicatorNOT ESTABLISHED
nonderated_operating_temp-55.0 CELSIUS MINIMUM AND 85.0 CELSIUS MAXIMUM DEGC
terminal_surface_treatmentSOLDER
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_section1.000 MICROFARADS SINGLE SECTION
NSN5910-00-129-6260
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CAPACITOR,FIXED,PAPER DIELECTRIC TITLE COMPONENT PN CP53B1KE105K MFR CAPACITOR,FIXED,PAPER
KEY FEATURES
•
NONDERATED OPERATING TEMP: -55.0 CELSIUS MINIMUM AND 85.0 CELSIUS MAXIMUM DEGC
•
MOUNTING FACILITY TYPE AND QUANTITY: 2 UNTHREADED MOUNTING HOLES
•
TERMINAL TYPE AND QUANTITY: 2 TAB, SOLDER LUG
•
INSULATION RESISTANCE AT REFERENCE TEMP: 2000.0 MEGOHM-MICROFARADS
•
DISSIPATION FACTOR AT REFERENCE TEMP IN PERCENT: 1.0000
•
TEST DATA DOCUMENT: 81349-MIL-C-25 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
•
TERMINAL SURFACE TREATMENT: SOLDER
•
SCHEMATIC DIAGRAM DESIGNATOR: NO COMMON OR GROUNDED ELECTRODE(S)
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)
NONDERATED OPERATING TEMP-55.0 CELSIUS MINIMUM AND 85.0 CELSIUS MAXIMUM DEGC
MOUNTING FACILITY TYPE AND QUANTITY2 UNTHREADED MOUNTING HOLES
TERMINAL TYPE AND QUANTITY2 TAB, SOLDER LUG
INSULATION RESISTANCE AT REFERENCE TEMP2000.0 MEGOHM-MICROFARADS
DISSIPATION FACTOR AT REFERENCE TEMP IN PERCENT1.0000
TEST DATA DOCUMENT81349-MIL-C-25 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
TERMINAL SURFACE TREATMENTSOLDER
SCHEMATIC DIAGRAM DESIGNATORNO COMMON OR GROUNDED ELECTRODE(S)
NONDERATED CONTINUOUS VOLTAGE RATING AND TYPE PER SECTION600.0 DC SINGLE SECTION
BODY WIDTH1.750 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 27
N16C48841-9635Interchangeable
interchangeable cross-reference
interchangeable
JANC25Interchangeable
interchangeable cross-reference
interchangeable
MIL-C-25/4Interchangeable
interchangeable cross-reference
interchangeable
10503365Interchangeable
interchangeable cross-reference
interchangeable
AS26574Interchangeable
interchangeable cross-reference
interchangeable
84402811Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is CP53B1KE105K?
CP53B1KE105K is a CAPACITOR,FIXED,PAPER DIELECTRIC. It is classified as a MRO (MRO_GENERAL).
What parts can replace CP53B1KE105K?
There are 27 known substitutes for CP53B1KE105K: N16C48841-9635, JANC25, MIL-C-25/4 and 24 more. Substitute compatibility should be verified for your specific system.
Is CP53B1KE105K still available?
CP53B1KE105K 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