PartsTable
Technical Data Sheet
PartsTable / MRO / CB21QE101G
CB21QE101G ✓ 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,MICA DIELECTRIC. Key specifications include body_style: BUTTON TYPE, W/THD MTG HOLE/STUD, body_length: 0.380 INCHES NOMINAL IN, body_diameter: 0.450 INCHES NOMINAL IN, reliability_indicator: NOT ESTABLISHED, nonderated_operating_temp: -55.0 CELSIUS MINIMUM AND 85.0 CELSIUS MAXIMUM DEGC, terminal_surface_treatment: SILVER. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5910-00-949-7943, 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→ CB21QE101G
NSN: 5910-00-949-7943
FSC: 5910
CAGE: 81349 — MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
body_styleBUTTON TYPE, W/THD MTG HOLE/STUD
body_length0.380 INCHES NOMINAL IN
body_diameter0.450 INCHES NOMINAL IN
reliability_indicatorNOT ESTABLISHED
nonderated_operating_temp-55.0 CELSIUS MINIMUM AND 85.0 CELSIUS MAXIMUM DEGC
terminal_surface_treatmentSILVER
terminal_type_and_quantity2 TAB, SOLDER LUG
tolerance_range_per_section-2.00 TO 2.00 PERCENT SINGLE SECTION
schematic_diagram_designatorELECTRODE(S) GROUNDED TO CASE, W/GND TERMINAL
capacitance_value_per_section100.000 PICOFARADS SINGLE SECTION
quality_factor_at_reference_temp1360.0000
mounting_facility_type_and_quantity1 THREADED MOUNTING HOLES
NSN5910-00-949-7943
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CAPACITOR,FIXED,MICA DIELECTRIC TITLE COMPONENT PN CB21QE101G MFR CAPACITOR,FIXED,MICA D
KEY FEATURES
•
TEST DATA DOCUMENT: 81349-MIL-C-10950/2 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.).
•
QUALITY FACTOR AT REFERENCE TEMP: 1360.0000
•
TERMINAL TYPE AND QUANTITY: 2 TAB, SOLDER LUG
•
TERMINAL SURFACE TREATMENT: SILVER
•
TOLERANCE RANGE PER SECTION: -2.00 TO 2.00 PERCENT SINGLE SECTION
•
NONDERATED CONTINUOUS VOLTAGE RATING AND TYPE PER SECTION: 500.0 DC SINGLE SECTION
•
TEMP COEFFICIENT OF CAPACITANCE RANGE PER SECTION IN PPM PER DEG CELSIUS: -20.0 TO 100.0 SINGLE SECTION
•
BODY LENGTH: 0.380 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)
TEST DATA DOCUMENT81349-MIL-C-10950/2 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.).
QUALITY FACTOR AT REFERENCE TEMP1360.0000
TERMINAL TYPE AND QUANTITY2 TAB, SOLDER LUG
TERMINAL SURFACE TREATMENTSILVER
TOLERANCE RANGE PER SECTION-2.00 TO 2.00 PERCENT SINGLE SECTION
NONDERATED CONTINUOUS VOLTAGE RATING AND TYPE PER SECTION500.0 DC SINGLE SECTION
TEMP COEFFICIENT OF CAPACITANCE RANGE PER SECTION IN PPM PER DEG CELSIUS-20.0 TO 100.0 SINGLE SECTION
BODY LENGTH0.380 INCHES NOMINAL IN
MOUNTING FACILITY TYPE AND QUANTITY1 THREADED MOUNTING HOLES
BODY DIAMETER0.450 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 15
5999PL0822675Interchangeable
interchangeable cross-reference
interchangeable
66010-03Interchangeable
interchangeable cross-reference
interchangeable
MILC21097-16Interchangeable
interchangeable cross-reference
interchangeable
TYPEM100E10Interchangeable
interchangeable cross-reference
interchangeable
0140-0074Interchangeable
interchangeable cross-reference
interchangeable
15-37Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is CB21QE101G?
CB21QE101G is a CAPACITOR,FIXED,MICA DIELECTRIC. It is classified as a MRO (MRO_GENERAL).
What parts can replace CB21QE101G?
There are 15 known substitutes for CB21QE101G: 5999PL0822675, 66010-03, MILC21097-16 and 12 more. Substitute compatibility should be verified for your specific system.
Is CB21QE101G still available?
CB21QE101G 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