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Technical Data Sheet
PartsTable / MRO / CK12BX221K
CK12BX221K ✓ 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: GLASS OR PLASTIC CASE, body_style: W/O MTG FACILITIES, AXIAL TERMINALS, body_length: 0.160 INCHES NOMINAL IN, body_diameter: 0.090 INCHES NOMINAL IN, terminal_length: 1.500 INCHES MINIMUM IN, terminal_diameter: 0.015 INCHES MINIMUM AND 0.027 INCHES MAXIMUM IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5910-00-112-3476, 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→ CK12BX221K
NSN: 5910-00-112-3476
FSC: 5910
CAGE: 81349 — MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
materialGLASS OR PLASTIC CASE
body_styleW/O MTG FACILITIES, AXIAL TERMINALS
body_length0.160 INCHES NOMINAL IN
body_diameter0.090 INCHES NOMINAL IN
terminal_length1.500 INCHES MINIMUM IN
terminal_diameter0.015 INCHES MINIMUM AND 0.027 INCHES MAXIMUM IN
reliability_indicatorESTABLISHED
nonderated_operating_temp-55.0 CELSIUS MINIMUM AND 125.0 CELSIUS MAXIMUM DEGC
terminal_surface_treatmentSOLDER
terminal_type_and_quantity2 UNINSULATED WIRE LEAD
specification/standard_data81349-MIL-C-39014/5 GOVERNMENT SPECIFICATION
tolerance_range_per_section-10.00 TO 10.00 PERCENT SINGLE SECTION
NSN5910-00-112-3476
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CAPACITOR,FIXED,CERAMIC DIELECTR TITLE COMPONENT PN CK12BX221K MFR CAPACITOR,FIXED,CERAMI
KEY FEATURES
•
RELIABILITY INDICATOR: NOT ESTABLISHED
•
SCHEMATIC DIAGRAM DESIGNATOR: NO COMMON OR GROUNDED ELECTRODE(S)
•
INSULATION RESISTANCE AT MAXIMUM OPERATING TEMP: 1000.0 MEGOHMS
•
TOLERANCE RANGE PER SECTION: -10.00 TO 10.00 PERCENT SINGLE SECTION
•
TEST DATA DOCUMENT: 81349-MILC11015-20 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: 0.090 INCHES NOMINAL IN
•
TERMINAL TYPE AND QUANTITY: 2 UNINSULATED WIRE LEAD
•
BODY LENGTH: 0.160 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)
RELIABILITY INDICATORNOT ESTABLISHED
SCHEMATIC DIAGRAM DESIGNATORNO COMMON OR GROUNDED ELECTRODE(S)
INSULATION RESISTANCE AT MAXIMUM OPERATING TEMP1000.0 MEGOHMS
TOLERANCE RANGE PER SECTION-10.00 TO 10.00 PERCENT SINGLE SECTION
TEST DATA DOCUMENT81349-MILC11015-20 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 DIAMETER0.090 INCHES NOMINAL IN
TERMINAL TYPE AND QUANTITY2 UNINSULATED WIRE LEAD
BODY LENGTH0.160 INCHES NOMINAL IN
TERMINAL LENGTH1.250 INCHES MINIMUM IN
CAPACITANCE VALUE PER SECTION220.000 PICOFARADS SINGLE SECTION
VERIFIED SUBSTITUTES & CROSS-REFERENCES 9
C11A201KInterchangeable
interchangeable cross-reference
interchangeable
2548583-17Interchangeable
interchangeable cross-reference
interchangeable
4753A-221KInterchangeable
interchangeable cross-reference
interchangeable
5910PL0808020Interchangeable
Same NIIN cross-reference
interchangeable
MILC11015-20Interchangeable
Same NIIN cross-reference
interchangeable
8013G3BCDW5R221KInterchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is CK12BX221K?
CK12BX221K is a CAPACITOR,FIXED,CERAMIC DIELECTR. It is classified as a MRO (MRO_GENERAL).
What parts can replace CK12BX221K?
There are 9 known substitutes for CK12BX221K: C11A201K, 2548583-17, 4753A-221K and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for CK12BX221K?
CK12BX221K is cataloged in the Federal Logistics Information System (FLIS) under NSN 5910-00-112-3476. 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