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Technical Data Sheet
PartsTable / MRO / 347C921H02
347C921H02 ✓ 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,CERAMIC DIELECTR. Key specifications include body_style: W/O MTG FACILITIES, RADIAL TERMINALS, body_length: 0.156 INCHES NOMINAL IN, body_diameter: 0.432 INCHES NOMINAL IN, reliability_indicator: NOT ESTABLISHED, nonderated_operating_temp: -30.0 CELSIUS MINIMUM AND 85.0 CELSIUS MAXIMUM DEGC, terminal_type_and_quantity: 2 UNINSULATED WIRE LEAD. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5910-00-087-5798, 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→ 347C921H02
NSN: 5910-00-087-5798
FSC: 5910
CAGE: 79500 — WESTINGHOUSE ELECTRIC CORP (USA)
SPECIFICATIONS
body_styleW/O MTG FACILITIES, RADIAL TERMINALS
body_length0.156 INCHES NOMINAL IN
body_diameter0.432 INCHES NOMINAL IN
reliability_indicatorNOT ESTABLISHED
nonderated_operating_temp-30.0 CELSIUS MINIMUM AND 85.0 CELSIUS MAXIMUM DEGC
terminal_type_and_quantity2 UNINSULATED WIRE LEAD
tolerance_range_per_section-20.00 TO 80.00 PERCENT SINGLE SECTION
schematic_diagram_designatorNO COMMON OR GROUNDED ELECTRODE(S)
capacitance_value_per_section50000.000 PICOFARADS SINGLE SECTION
reference_number_differentiating_characteristicsQUAL CONT FOR POLARIS
nonderated_continuous_voltage_rating_and_type_per_section25.0 DC SINGLE SECTION
NSN5910-00-087-5798
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CAPACITOR,FIXED,CERAMIC DIELECTR TITLE COMPONENT PN 347C921H02 MFR CAPACITOR,FIXED,CERAMI
KEY FEATURES
•
BODY STYLE: W/O MTG FACILITIES, RADIAL TERMINALS
•
TOLERANCE RANGE PER SECTION: -20.00 TO 80.00 PERCENT SINGLE SECTION
•
NONDERATED OPERATING TEMP: -30.0 CELSIUS MINIMUM AND 85.0 CELSIUS MAXIMUM DEGC
•
NONDERATED CONTINUOUS VOLTAGE RATING AND TYPE PER SECTION: 25.0 DC SINGLE SECTION
•
BODY LENGTH: 0.156 INCHES NOMINAL IN
•
BODY DIAMETER: 0.432 INCHES NOMINAL IN
•
CAPACITANCE VALUE PER SECTION: 50000.000 PICOFARADS SINGLE SECTION
•
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)
BODY STYLEW/O MTG FACILITIES, RADIAL TERMINALS
TOLERANCE RANGE PER SECTION-20.00 TO 80.00 PERCENT SINGLE SECTION
NONDERATED OPERATING TEMP-30.0 CELSIUS MINIMUM AND 85.0 CELSIUS MAXIMUM DEGC
NONDERATED CONTINUOUS VOLTAGE RATING AND TYPE PER SECTION25.0 DC SINGLE SECTION
BODY LENGTH0.156 INCHES NOMINAL IN
BODY DIAMETER0.432 INCHES NOMINAL IN
CAPACITANCE VALUE PER SECTION50000.000 PICOFARADS SINGLE SECTION
SCHEMATIC DIAGRAM DESIGNATORNO COMMON OR GROUNDED ELECTRODE(S)
TERMINAL TYPE AND QUANTITY2 UNINSULATED WIRE LEAD
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICSQUAL CONT FOR POLARIS
VERIFIED SUBSTITUTES & CROSS-REFERENCES 19
5349744Interchangeable
interchangeable cross-reference
interchangeable
3819243Interchangeable
interchangeable cross-reference
interchangeable
LX-1409Interchangeable
interchangeable cross-reference
interchangeable
5855Interchangeable
interchangeable cross-reference
interchangeable
F400I202Interchangeable
interchangeable cross-reference
interchangeable
852058Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 347C921H02?
347C921H02 is a CAPACITOR,FIXED,CERAMIC DIELECTR. It is classified as a MRO (MRO_GENERAL).
What parts can replace 347C921H02?
There are 19 known substitutes for 347C921H02: 5349744, 3819243, LX-1409 and 16 more. Substitute compatibility should be verified for your specific system.
Is 347C921H02 still available?
347C921H02 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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Last verified: July 2026