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Technical Data Sheet
PartsTable / MRO / CA33KFB504
CA33KFB504 ✓ 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, TERMINAL(S) ON ONE END, body_length: 1.781 INCHES NOMINAL IN, body_diameter: 1.000 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 part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5910-00-160-4802, 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→ CA33KFB504
NSN: 5910-00-160-4802
FSC: 5910
CAGE: 81349 — MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
body_styleW/MTG BRACKET, TERMINAL(S) ON ONE END
body_length1.781 INCHES NOMINAL IN
body_diameter1.000 INCHES NOMINAL IN
features_providedHERMETICALLY SEALED CASE
reliability_indicatorNOT ESTABLISHED
nonderated_operating_temp-55.0 CELSIUS MINIMUM AND 85.0 CELSIUS MAXIMUM DEGC
terminal_type_and_quantity1 THREADED HOLE
tolerance_range_per_section-10.00 TO 50.00 PERCENT SINGLE SECTION
schematic_diagram_designatorELECTRODE(S) GROUNDED TO CASE
capacitance_value_per_section0.500 MICROFARADS SINGLE SECTION
unthreaded_mounting_hole_diameter0.281 INCHES NOMINAL IN
mounting_facility_type_and_quantity1 UNTHREADED MOUNTING HOLES
NSN5910-00-160-4802
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CAPACITOR,FIXED,PAPER DIELECTRIC TITLE COMPONENT PN CA33KFB504 MFR CAPACITOR,FIXED,PAPER
KEY FEATURES
•
FEATURES PROVIDED: HERMETICALLY SEALED CASE
•
UNTHREADED MOUNTING HOLE DIAMETER: 0.281 INCHES NOMINAL IN
•
BODY DIAMETER: 1.000 INCHES NOMINAL IN
•
BODY LENGTH: 1.781 INCHES NOMINAL IN
•
SCHEMATIC DIAGRAM DESIGNATOR: ELECTRODE(S) GROUNDED TO CASE
•
NONDERATED CONTINUOUS VOLTAGE RATING AND TYPE PER SECTION: 100.0 DC SINGLE SECTION
•
TOLERANCE RANGE PER SECTION: -10.00 TO 50.00 PERCENT SINGLE SECTION
•
INSULATION RESISTANCE AT MAXIMUM OPERATING TEMP: 15.0 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)
FEATURES PROVIDEDHERMETICALLY SEALED CASE
UNTHREADED MOUNTING HOLE DIAMETER0.281 INCHES NOMINAL IN
BODY DIAMETER1.000 INCHES NOMINAL IN
BODY LENGTH1.781 INCHES NOMINAL IN
SCHEMATIC DIAGRAM DESIGNATORELECTRODE(S) GROUNDED TO CASE
NONDERATED CONTINUOUS VOLTAGE RATING AND TYPE PER SECTION100.0 DC SINGLE SECTION
TOLERANCE RANGE PER SECTION-10.00 TO 50.00 PERCENT SINGLE SECTION
INSULATION RESISTANCE AT MAXIMUM OPERATING TEMP15.0 MEGOHM-MICROFARADS
CAPACITANCE VALUE PER SECTION0.500 MICROFARADS SINGLE SECTION
MOUNTING FACILITY TYPE AND QUANTITY1 UNTHREADED MOUNTING HOLES
VERIFIED SUBSTITUTES & CROSS-REFERENCES 28
226MAD1Interchangeable
interchangeable cross-reference
interchangeable
312A150Interchangeable
interchangeable cross-reference
interchangeable
12CW260BInterchangeable
interchangeable cross-reference
interchangeable
25704-281600-17-0Interchangeable
interchangeable cross-reference
interchangeable
312A28Interchangeable
interchangeable cross-reference
interchangeable
502031Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is CA33KFB504?
CA33KFB504 is a CAPACITOR,FIXED,PAPER DIELECTRIC. It is classified as a MRO (MRO_GENERAL).
What parts can replace CA33KFB504?
There are 28 known substitutes for CA33KFB504: 226MAD1, 312A150, 12CW260B and 25 more. Substitute compatibility should be verified for your specific system.
Is CA33KFB504 still available?
CA33KFB504 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