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Technical Data Sheet
M39018-03-0631 ✓ 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: PLAIN FOIL, body_style: W/O MTG FACILITIES, AXIAL TERMINALS, body_length: 2.125 INCHES MINIMUM AND 2.328 INCHES MAXIMUM IN, body_diameter: 0.875 INCHES NOMINAL IN, terminal_length: 2.500 INCHES NOMINAL IN, terminal_diameter: 0.040 INCHES NOMINAL 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 5910-00-114-0511, 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 M39018-03-0631
NSN: 5910-00-114-0511
FSC: 5910
CAGE: 81349 — MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
anode_typePLAIN FOIL
body_styleW/O MTG FACILITIES, AXIAL TERMINALS
body_length2.125 INCHES MINIMUM AND 2.328 INCHES MAXIMUM IN
body_diameter0.875 INCHES NOMINAL IN
terminal_length2.500 INCHES NOMINAL IN
terminal_diameter0.040 INCHES NOMINAL IN
reliability_indicatorESTABLISHED
electrical_polarizationPOLARIZED
case_insulation_materialPLASTIC
nonderated_operating_temp-55.0 CELSIUS MINIMUM AND 105.0 CELSIUS MAXIMUM DEGC
terminal_surface_treatmentSOLDER
terminal_type_and_quantity2 UNINSULATED WIRE LEAD
NSN5910-00-114-0511
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CAPACITOR,FIXED,ELECTROLYTIC TITLE COMPONENT PN M39018-03-0631 MFR CAPACITOR,FIXED,ELECTR
KEY FEATURES
CAPACITANCE VALUE PER SECTION: 1000.000 MICROFARADS SINGLE SECTION
RELIABILITY INDICATOR: NOT ESTABLISHED
DC LEAKAGE AT REFERENCE TEMP: 86.000 MICROAMPERES
CAPACITIVE ELECTRODE MATERIAL: ALUMINUM
TEST DATA DOCUMENT: 81349-MIL-C-39018+3 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.).
TERMINAL SURFACE TREATMENT: SOLDER
TERMINAL TYPE AND QUANTITY: 2 UNINSULATED WIRE LEAD
CASE INSULATION MATERIAL: PLASTIC
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)
CAPACITANCE VALUE PER SECTION1000.000 MICROFARADS SINGLE SECTION
RELIABILITY INDICATORNOT ESTABLISHED
DC LEAKAGE AT REFERENCE TEMP86.000 MICROAMPERES
CAPACITIVE ELECTRODE MATERIALALUMINUM
TEST DATA DOCUMENT81349-MIL-C-39018+3 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.).
TERMINAL SURFACE TREATMENTSOLDER
TERMINAL TYPE AND QUANTITY2 UNINSULATED WIRE LEAD
CASE INSULATION MATERIALPLASTIC
DISSIPATION FACTOR AT REFERENCE TEMP IN PERCENT25.0000
TERMINAL LENGTH2.500 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
184-5102-720Interchangeable
interchangeable cross-reference
interchangeable
M39018/03-1031MInterchangeable
interchangeable cross-reference
interchangeable
251304-2Interchangeable
interchangeable cross-reference
interchangeable
M39018/03-0631Interchangeable
Same NIIN cross-reference
interchangeable
MILC39018-3Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is M39018-03-0631?
M39018-03-0631 is a CAPACITOR,FIXED,ELECTROLYTIC. It is classified as a MRO (MRO_GENERAL).
What parts can replace M39018-03-0631?
There are 5 known substitutes for M39018-03-0631: 184-5102-720, M39018/03-1031M, 251304-2 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for M39018-03-0631?
M39018-03-0631 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5910-00-114-0511. This indicates validated use in U.S. government and defense supply chains.
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