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PartsTable / MRO / CP53B1EE504K
CP53B1EE504K ✓ 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: 1.000 INCHES NOMINAL IN, body_height: 0.875 INCHES NOMINAL IN, body_length: 1.812 INCHES NOMINAL IN, features_provided: HERMETICALLY SEALED CASE, reliability_indicator: NOT ESTABLISHED. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5910-00-112-7407, 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→ CP53B1EE504K
NSN: 5910-00-112-7407
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_width1.000 INCHES NOMINAL IN
body_height0.875 INCHES NOMINAL IN
body_length1.812 INCHES NOMINAL IN
features_providedHERMETICALLY SEALED CASE
reliability_indicatorNOT ESTABLISHED
nonderated_operating_temp-55.0 CELSIUS MINIMUM AND 125.0 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_section0.500 MICROFARADS SINGLE SECTION
NSN5910-00-112-7407
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CAPACITOR,FIXED,PAPER DIELECTRIC TITLE COMPONENT PN CP53B1EE504K MFR CAPACITOR,FIXED,PAPER
KEY FEATURES
•
TOLERANCE RANGE PER SECTION: -10.00 TO 10.00 PERCENT SINGLE SECTION
•
INSULATION RESISTANCE AT MAXIMUM OPERATING TEMP: 20.0 MEGOHM-MICROFARADS
•
UNTHREADED MOUNTING HOLE DIAMETER: 0.188 INCHES NOMINAL IN
•
TERMINAL TYPE AND QUANTITY: 2 TAB, SOLDER LUG
•
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.).
•
DISSIPATION FACTOR AT REFERENCE TEMP IN PERCENT: 1.0000
•
TERMINAL SURFACE TREATMENT: SOLDER
•
INSULATION RESISTANCE AT REFERENCE TEMP: 2000.0 MEGOHM-MICROFARADS
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)
TOLERANCE RANGE PER SECTION-10.00 TO 10.00 PERCENT SINGLE SECTION
INSULATION RESISTANCE AT MAXIMUM OPERATING TEMP20.0 MEGOHM-MICROFARADS
UNTHREADED MOUNTING HOLE DIAMETER0.188 INCHES NOMINAL IN
TERMINAL TYPE AND QUANTITY2 TAB, SOLDER LUG
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.).
DISSIPATION FACTOR AT REFERENCE TEMP IN PERCENT1.0000
TERMINAL SURFACE TREATMENTSOLDER
INSULATION RESISTANCE AT REFERENCE TEMP2000.0 MEGOHM-MICROFARADS
BODY HEIGHT0.875 INCHES NOMINAL IN
RELIABILITY INDICATORNOT ESTABLISHED
VERIFIED SUBSTITUTES & CROSS-REFERENCES 4
MIL-C-25/4Interchangeable
interchangeable cross-reference
interchangeable
979-1B208Interchangeable
interchangeable cross-reference
interchangeable
CP53B1FE504VInterchangeable
interchangeable cross-reference
interchangeable
MILC25Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is CP53B1EE504K?
CP53B1EE504K is a CAPACITOR,FIXED,PAPER DIELECTRIC. It is classified as a MRO (MRO_GENERAL).
What parts can replace CP53B1EE504K?
There are 4 known substitutes for CP53B1EE504K: MIL-C-25/4, 979-1B208, CP53B1FE504V and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for CP53B1EE504K?
CP53B1EE504K is cataloged in the Federal Logistics Information System (FLIS) under NSN 5910-00-112-7407. 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