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Technical Data Sheet
PartsTable / MRO / MIL-C-39003/1F

MIL-C-39003/1F — Technical Data Sheet

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— · 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: 0.280 INCHES NOMINAL IN, body_diameter: 0.135 INCHES NOMINAL IN, terminal_length: 1.250 INCHES MINIMUM AND 1.750 INCHES MAXIMUM IN, special_features: WEIBULL GRADED FAILURE RATE. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System under NSN 5910-01-269-9468, 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→ MIL-C-39003/1F
NSN: 5910-01-269-9468
FSC: 5910
CAGE: 81349 — MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
anode_typeSOLID
body_styleW/O MTG FACILITIES, AXIAL TERMINALS
body_length0.280 INCHES NOMINAL IN
body_diameter0.135 INCHES NOMINAL IN
terminal_length1.250 INCHES MINIMUM AND 1.750 INCHES MAXIMUM IN
special_featuresWEIBULL GRADED FAILURE RATE
features_providedHERMETICALLY SEALED CASE
terminal_diameter0.018 INCHES MINIMUM AND 0.022 INCHES MAXIMUM IN
reliability_indicatorESTABLISHED
electrical_polarizationPOLARIZED
case_insulation_materialPLASTIC
nonderated_operating_temp-55.0 CELSIUS MINIMUM AND 125.0 CELSIUS MAXIMUM DEGC
NSN5910-01-269-9468
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CAPACITOR,FIXED,ELECTROLYTIC TITLE COMPONENT PN MIL-C-39003/1F MFR CAPACITOR,FIXED,ELECTR
KEY FEATURES
•
CAPACITANCE VALUE PER SECTION: 0.0047 MICROFARADS SINGLE SECTION
•
TERMINAL LENGTH: 1.250 INCHES MINIMUM AND 1.750 INCHES MAXIMUM IN
•
ELECTRICAL POLARIZATION: POLARIZED
•
BODY DIAMETER: 0.135 INCHES NOMINAL IN
•
DC LEAKAGE AT REFERENCE TEMP: 0.300 MICROAMPERES
•
TERMINAL TYPE AND QUANTITY: 2 UNINSULATED WIRE LEAD
•
DISSIPATION FACTOR AT REFERENCE TEMP IN PERCENT: 2.000
•
SPECIFICATION/STANDARD DATA: 81349-MIL-C-39003/1F GOVERNMENT SPECIFICATION
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
CAPACITANCE VALUE PER SECTION0.0047 MICROFARADS SINGLE SECTION
TERMINAL LENGTH1.250 INCHES MINIMUM AND 1.750 INCHES MAXIMUM IN
ELECTRICAL POLARIZATIONPOLARIZED
BODY DIAMETER0.135 INCHES NOMINAL IN
DC LEAKAGE AT REFERENCE TEMP0.300 MICROAMPERES
TERMINAL TYPE AND QUANTITY2 UNINSULATED WIRE LEAD
DISSIPATION FACTOR AT REFERENCE TEMP IN PERCENT2.000
SPECIFICATION/STANDARD DATA81349-MIL-C-39003/1F GOVERNMENT SPECIFICATION
TEST DATA DOCUMENT81349-MIL-C-39003 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.).
CAPACITIVE ELECTRODE MATERIALTANTALUM
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
109DInterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
G300085F106TInterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
MIL-C-39003/3InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
10138662InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
M39003-01-6184InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
M39003/01-5050InterchangeableGOVERNMENT REGISTRY
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVEGOVERNMENT REGISTRY
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is MIL-C-39003/1F?
MIL-C-39003/1F is a CAPACITOR,FIXED,ELECTROLYTIC. It is classified as a MRO (MRO_GENERAL).
What parts can replace MIL-C-39003/1F?
There are 6 known substitutes for MIL-C-39003/1F: 109D, G300085F106T, MIL-C-39003/3 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for MIL-C-39003/1F?
MIL-C-39003/1F is cataloged in the Federal Logistics Information System under NSN 5910-01-269-9468. This indicates validated use in U.S. government and defense supply chains.
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Last verified: October 2026