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Technical Data Sheet
PartsTable / MRO / CA461
CA461 ✓ 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 product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5910-00-050-2041, 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→ CA461
NSN: 5910-00-050-2041
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
NSN5910-00-050-2041
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CAPACITOR,FIXED,PAPER DIELECTRIC TITLE COMPONENT PN CA461 MFR CAPACITOR,FIXED,PAPER
KEY FEATURES
•
RELIABILITY INDICATOR: NOT ESTABLISHED
•
MOUNTING FACILITY TYPE AND QUANTITY: 1 UNTHREADED MOUNTING HOLES
•
TOLERANCE RANGE PER SECTION: -10.00 TO 50.00 PERCENT SINGLE SECTION
•
INSULATION RESISTANCE AT REFERENCE TEMP: 1500.0 MEGOHM-MICROFARADS
•
DISSIPATION FACTOR AT REFERENCE TEMP IN PERCENT: 1.0000
•
TERMINAL TYPE AND QUANTITY: 1 THREADED HOLE
•
BODY DIAMETER: 1.000 INCHES NOMINAL IN
•
NONDERATED CONTINUOUS VOLTAGE RATING AND TYPE PER SECTION: 100.0 DC 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)
RELIABILITY INDICATORNOT ESTABLISHED
MOUNTING FACILITY TYPE AND QUANTITY1 UNTHREADED MOUNTING HOLES
TOLERANCE RANGE PER SECTION-10.00 TO 50.00 PERCENT SINGLE SECTION
INSULATION RESISTANCE AT REFERENCE TEMP1500.0 MEGOHM-MICROFARADS
DISSIPATION FACTOR AT REFERENCE TEMP IN PERCENT1.0000
TERMINAL TYPE AND QUANTITY1 THREADED HOLE
BODY DIAMETER1.000 INCHES NOMINAL IN
NONDERATED CONTINUOUS VOLTAGE RATING AND TYPE PER SECTION100.0 DC SINGLE SECTION
SCHEMATIC DIAGRAM DESIGNATORELECTRODE(S) GROUNDED TO CASE
INSULATION RESISTANCE AT MAXIMUM OPERATING TEMP15.0 MEGOHM-MICROFARADS
VERIFIED SUBSTITUTES & CROSS-REFERENCES 28
25704-281600-17-0Interchangeable
interchangeable cross-reference
interchangeable
312A28Interchangeable
interchangeable cross-reference
interchangeable
502031Interchangeable
interchangeable cross-reference
interchangeable
EE538Interchangeable
interchangeable cross-reference
interchangeable
MC8B99CA452Interchangeable
interchangeable cross-reference
interchangeable
EE551Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is CA461?
CA461 is a CAPACITOR,FIXED,PAPER DIELECTRIC. It is classified as a MRO (MRO_GENERAL).
What parts can replace CA461?
There are 28 known substitutes for CA461: 25704-281600-17-0, 312A28, 502031 and 25 more. Substitute compatibility should be verified for your specific system.
What is the NSN for CA461?
CA461 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5910-00-050-2041. 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