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Technical Data Sheet
CQ05A3KB105K3 ✓ 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,PLASTIC DIELECTR. Key specifications include body_style: W/O MTG FACILITIES, AXIAL TERMINALS, body_length: 1.875 INCHES NOMINAL IN, body_diameter: 0.625 INCHES NOMINAL IN, terminal_length: 1.625 INCHES MINIMUM IN, features_provided: HERMETICALLY SEALED CASE, terminal_diameter: 0.032 INCHES NOMINAL IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5910-00-621-8976, 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 CQ05A3KB105K3
NSN: 5910-00-621-8976
FSC: 5910
CAGE: 81349 — MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
body_styleW/O MTG FACILITIES, AXIAL TERMINALS
body_length1.875 INCHES NOMINAL IN
body_diameter0.625 INCHES NOMINAL IN
terminal_length1.625 INCHES MINIMUM IN
features_providedHERMETICALLY SEALED CASE
terminal_diameter0.032 INCHES NOMINAL IN
dielectric_materialPAPER AND PLASTIC POLYETHYLENE TEREPHTHALATE (PET)(POLYESTER)
reliability_indicatorNOT ESTABLISHED
case_insulation_materialPLASTIC
nonderated_operating_temp-65.0 CELSIUS MINIMUM AND 125.0 CELSIUS MAXIMUM DEGC
terminal_surface_treatmentSOLDER
terminal_type_and_quantity2 UNINSULATED WIRE LEAD
NSN5910-00-621-8976
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CAPACITOR,FIXED,PLASTIC DIELECTR TITLE COMPONENT PN CQ05A3KB105K3 MFR CAPACITOR,FIXED,PLASTI
KEY FEATURES
BODY STYLE: W/O MTG FACILITIES, AXIAL TERMINALS
TOLERANCE RANGE PER SECTION: -10.00 TO 10.00 PERCENT SINGLE SECTION
NONDERATED OPERATING TEMP: -65.0 CELSIUS MINIMUM AND 125.0 CELSIUS MAXIMUM DEGC
TERMINAL LENGTH: 1.625 INCHES MINIMUM IN
SPECIFICATION/STANDARD DATA: 81349-MIL-C-19978/19 GOVERNMENT SPECIFICATION
INSULATION RESISTANCE AT REFERENCE TEMP: 15000.0 MEGOHM-MICROFARADS
FEATURES PROVIDED: HERMETICALLY SEALED CASE
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)
BODY STYLEW/O MTG FACILITIES, AXIAL TERMINALS
TOLERANCE RANGE PER SECTION-10.00 TO 10.00 PERCENT SINGLE SECTION
NONDERATED OPERATING TEMP-65.0 CELSIUS MINIMUM AND 125.0 CELSIUS MAXIMUM DEGC
TERMINAL LENGTH1.625 INCHES MINIMUM IN
SPECIFICATION/STANDARD DATA81349-MIL-C-19978/19 GOVERNMENT SPECIFICATION
INSULATION RESISTANCE AT REFERENCE TEMP15000.0 MEGOHM-MICROFARADS
FEATURES PROVIDEDHERMETICALLY SEALED CASE
NONDERATED CONTINUOUS VOLTAGE RATING AND TYPE PER SECTION100.0 DC SINGLE SECTION
TEST DATA DOCUMENT81349-MIL-C-19978 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 LENGTH1.875 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 2
MIL-PRF-19978/19Interchangeable
Same NIIN cross-reference
interchangeable
MIL-C-19978/19Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is CQ05A3KB105K3?
CQ05A3KB105K3 is a CAPACITOR,FIXED,PLASTIC DIELECTR. It is classified as a MRO (MRO_GENERAL).
What parts can replace CQ05A3KB105K3?
There are 2 known substitutes for CQ05A3KB105K3: MIL-PRF-19978/19, MIL-C-19978/19. Substitute compatibility should be verified for your specific system.
Is CQ05A3KB105K3 still available?
CQ05A3KB105K3 is currently cancelled.
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