PartsTable
Technical Data Sheet
PartsTable / MRO / CC21UK020C
CC21UK020C ✓ 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 material: PLASTIC CASE, body_style: W/O MTG FACILITIES, AXIAL TERMINALS, body_length: 0.540 INCHES NOMINAL IN, body_diameter: 0.225 INCHES NOMINAL IN, terminal_length: 1.125 INCHES MINIMUM IN, reliability_indicator: NOT ESTABLISHED. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5910-00-581-9803, 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→ CC21UK020C
NSN: 5910-00-581-9803
FSC: 5910
CAGE: 81349 — MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
materialPLASTIC CASE
body_styleW/O MTG FACILITIES, AXIAL TERMINALS
body_length0.540 INCHES NOMINAL IN
body_diameter0.225 INCHES NOMINAL IN
terminal_length1.125 INCHES MINIMUM IN
reliability_indicatorNOT ESTABLISHED
nonderated_operating_temp-55.0 CELSIUS MINIMUM AND 125.0 CELSIUS MAXIMUM DEGC
terminal_height_from_body1.312 INCHES MINIMUM IN
terminal_surface_treatmentSOLDER
terminal_type_and_quantity2 UNINSULATED WIRE LEAD
specification/standard_data81349-MIL-C-20/3 GOVERNMENT SPECIFICATION
tolerance_range_per_section-0.25 TO 0.25 PICOFARADS SINGLE SECTION
NSN5910-00-581-9803
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CAPACITOR,FIXED,CERAMIC DIELECTR TITLE COMPONENT PN CC21UK020C MFR CAPACITOR,FIXED,CERAMI
KEY FEATURES
•
BODY STYLE: W/O MTG FACILITIES, RADIAL TERMINALS
•
SCHEMATIC DIAGRAM DESIGNATOR: NO COMMON OR GROUNDED ELECTRODE(S)
•
INSULATION RESISTANCE AT MAXIMUM OPERATING TEMP: 1000.0 MEGOHMS
•
TOLERANCE RANGE PER SECTION: -0.25 TO 0.25 PICOFARADS SINGLE SECTION
•
NONDERATED OPERATING TEMP: -55.0 CELSIUS MINIMUM AND 125.0 CELSIUS MAXIMUM DEGC
•
NONDERATED CONTINUOUS VOLTAGE RATING AND TYPE PER SECTION: 500.0 DC SINGLE SECTION
•
TEST DATA DOCUMENT: 81349-MIL-C-20 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.).
•
BODY DIAMETER: 0.225 INCHES NOMINAL IN
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
SCHEMATIC DIAGRAM DESIGNATORNO COMMON OR GROUNDED ELECTRODE(S)
INSULATION RESISTANCE AT MAXIMUM OPERATING TEMP1000.0 MEGOHMS
TOLERANCE RANGE PER SECTION-0.25 TO 0.25 PICOFARADS SINGLE SECTION
NONDERATED OPERATING TEMP-55.0 CELSIUS MINIMUM AND 125.0 CELSIUS MAXIMUM DEGC
NONDERATED CONTINUOUS VOLTAGE RATING AND TYPE PER SECTION500.0 DC SINGLE SECTION
TEST DATA DOCUMENT81349-MIL-C-20 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.).
BODY DIAMETER0.225 INCHES NOMINAL IN
TOLERANCE OF TEMP COEFFICIENT PER SECTION IN PPM PER DEG CELSIUS-250.0 TO 250.0 SINGLE SECTION
TERMINAL TYPE AND QUANTITY2 UNINSULATED WIRE LEAD
VERIFIED SUBSTITUTES & CROSS-REFERENCES 28
5858R2PC39Interchangeable
interchangeable cross-reference
interchangeable
5974R2PC68Interchangeable
interchangeable cross-reference
interchangeable
50313RPC63Interchangeable
interchangeable cross-reference
interchangeable
CT40Interchangeable
interchangeable cross-reference
interchangeable
700995Interchangeable
interchangeable cross-reference
interchangeable
NIC 11936Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is CC21UK020C?
CC21UK020C is a CAPACITOR,FIXED,CERAMIC DIELECTR. It is classified as a MRO (MRO_GENERAL).
What parts can replace CC21UK020C?
There are 28 known substitutes for CC21UK020C: 5858R2PC39, 5974R2PC68, 50313RPC63 and 25 more. Substitute compatibility should be verified for your specific system.
Is CC21UK020C still available?
CC21UK020C 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