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Technical Data Sheet
CT31 ✓ 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 anode_type: SOLID, body_style: W/O MTG FACILITIES, AXIAL TERMINALS, body_length: 0.686 INCHES NOMINAL IN, body_diameter: 0.289 INCHES NOMINAL IN, overall_width: 1.50 INCHES NOMINAL IN, overall_length: 14.00 INCHES NOMINAL IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5910-00-412-9235, 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 CT31
NSN: 5910-00-412-9235
FSC: 5910
CAGE: 37338 — NAUTEL LIMITED (CAN)
SPECIFICATIONS
anode_typeSOLID
body_styleW/O MTG FACILITIES, AXIAL TERMINALS
body_length0.686 INCHES NOMINAL IN
body_diameter0.289 INCHES NOMINAL IN
overall_width1.50 INCHES NOMINAL IN
overall_length14.00 INCHES NOMINAL IN
mounting_methodTERMINAL
terminal_length1.500 INCHES MINIMUM IN
application_typeSQUEEGEE
overall_diameter0.370 INCHES MAXIMUM IN
special_featuresSQUEEGEE TOOL; MADE OF STEEL; HAS 2 EACH 3/8 INCH WIDE WHEELS ATTACHED IN
features_providedHERMETICALLY SEALED CASE
NSN5910-00-412-9235
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CAPACITOR,FIXED,ELECTROLYTIC TITLE COMPONENT PN CT31 MFR CAPACITOR,FIXED,ELECTR
KEY FEATURES
MIL-STD-1276 WIRE LEAD TYPE DESIGNATOR: N-3
BODY STYLE: W/O MTG FACILITIES, AXIAL TERMINALS
BODY DIAMETER: 0.289 INCHES NOMINAL IN
TERMINAL DIAMETER: 0.025 INCHES NOMINAL IN
DISSIPATION FACTOR AT REFERENCE TEMP IN PERCENT: 8.000
TOLERANCE RANGE PER SECTION: -10.00 TO 10.00 PERCENT SINGLE SECTION
FEATURES PROVIDED: HERMETICALLY SEALED CASE
BODY LENGTH: 0.686 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)
MIL-STD-1276 WIRE LEAD TYPE DESIGNATORN-3
BODY STYLEW/O MTG FACILITIES, AXIAL TERMINALS
BODY DIAMETER0.289 INCHES NOMINAL IN
TERMINAL DIAMETER0.025 INCHES NOMINAL IN
DISSIPATION FACTOR AT REFERENCE TEMP IN PERCENT8.000
TOLERANCE RANGE PER SECTION-10.00 TO 10.00 PERCENT SINGLE SECTION
FEATURES PROVIDEDHERMETICALLY SEALED CASE
BODY LENGTH0.686 INCHES NOMINAL IN
ELECTRICAL POLARIZATIONPOLARIZED
DC LEAKAGE AT MAXIMUM OPERATING TEMP100.0 MICROAMPERES
VERIFIED SUBSTITUTES & CROSS-REFERENCES 30
MILC39003-1Interchangeable
interchangeable cross-reference
interchangeable
M39003-01-2741Interchangeable
interchangeable cross-reference
interchangeable
M39003-01-2501Interchangeable
interchangeable cross-reference
interchangeable
CSR13C107KPInterchangeable
interchangeable cross-reference
interchangeable
6L.5275.040.00-708966Interchangeable
interchangeable cross-reference
interchangeable
MIL-ETS-C 100/10 +/-20% 39003MInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is CT31?
CT31 is a CAPACITOR,FIXED,ELECTROLYTIC. It is classified as a MRO (MRO_GENERAL).
What parts can replace CT31?
There are 30 known substitutes for CT31: MILC39003-1, M39003-01-2741, M39003-01-2501 and 27 more. Substitute compatibility should be verified for your specific system.
Is CT31 still available?
CT31 is currently cancelled.
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