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Technical Data Sheet
C146 ✓ 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

The CAPACITOR,FIXED,ELECTROLYTIC is a the manufacturer cache protection component designed to preserve data integrity during power loss events in enterprise server and storage controller environments. Key specifications include height: 0.156 INCHES NOMINAL IN, diameter: 0.500 INCHES NOMINAL IN, material: STEEL COMP 1018 OVERALL, anode_type: PLAIN FOIL, body_style: W/O MTG FACILITIES, AXIAL TERMINALS, head_style: FLAT. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5910-00-191-8563, 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 C146
NSN: 5910-00-191-8563
FSC: 5910
CAGE: 82573 — INSTRUMENT ELECTRONICS
SPECIFICATIONS
height0.156 INCHES NOMINAL IN
diameter0.500 INCHES NOMINAL IN
materialSTEEL COMP 1018 OVERALL
anode_typePLAIN FOIL
body_styleW/O MTG FACILITIES, AXIAL TERMINALS
head_styleFLAT
body_length1.250 INCHES NOMINAL IN
body_diameter0.812 INCHES NOMINAL IN
chamfer_length0.109 INCHES NOMINAL IN
style_designatorSTRAIGHT
features_providedHERMETICALLY SEALED CASE
pin_chamfer_angle15.0 DEGREES NOMINAL
NSN5910-00-191-8563
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CAPACITOR,FIXED,ELECTROLYTIC TITLE COMPONENT PN C146 MFR CAPACITOR,FIXED,ELECTR
KEY FEATURES
BODY STYLE: W/O MTG FACILITIES, AXIAL TERMINALS
BODY DIAMETER: 0.812 INCHES NOMINAL IN
ELECTRICAL POLARIZATION: NONPOLARIZED
FEATURES PROVIDED: HERMETICALLY SEALED CASE
BODY LENGTH: 1.250 INCHES NOMINAL IN
SCHEMATIC DIAGRAM DESIGNATOR: ELECTRODE(S) GROUNDED TO CASE, W/GND TERMINAL
CAPACITANCE VALUE PER SECTION: 50.000 MICROFARADS SINGLE SECTION
ANODE TYPE: PLAIN FOIL
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
BODY DIAMETER0.812 INCHES NOMINAL IN
ELECTRICAL POLARIZATIONNONPOLARIZED
FEATURES PROVIDEDHERMETICALLY SEALED CASE
BODY LENGTH1.250 INCHES NOMINAL IN
SCHEMATIC DIAGRAM DESIGNATORELECTRODE(S) GROUNDED TO CASE, W/GND TERMINAL
CAPACITANCE VALUE PER SECTION50.000 MICROFARADS SINGLE SECTION
ANODE TYPEPLAIN FOIL
NONDERATED OPERATING TEMP-20.0 CELSIUS MINIMUM AND 85.0 CELSIUS MAXIMUM DEGC
NONDERATED CONTINUOUS VOLTAGE RATING AND TYPE PER SECTION50.0 DC SINGLE SECTION
VERIFIED SUBSTITUTES & CROSS-REFERENCES 4
C146Interchangeable
interchangeable cross-reference
interchangeable
704 1-2Interchangeable
interchangeable cross-reference
interchangeable
P1Interchangeable
interchangeable cross-reference
interchangeable
SM66-18Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is C146?
C146 is a CAPACITOR,FIXED,ELECTROLYTIC. It is classified as a MRO (MRO_GENERAL).
What parts can replace C146?
There are 4 known substitutes for C146: C146, 704 1-2, P1 and 1 more. Substitute compatibility should be verified for your specific system.
Is C146 still available?
C146 is currently cancelled.
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