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Technical Data Sheet
PartsTable / MRO / MILC3965-01
MILC3965-01 ✓ 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 body_style: W/O MTG FACILITIES, TERMINAL(S) ON ONE END, body_length: 2.720 INCHES NOMINAL IN, body_diameter: 0.875 INCHES NOMINAL IN, terminal_length: 0.406 INCHES NOMINAL IN, features_provided: HERMETICALLY SEALED CASE, terminal_diameter: 0.094 INCHES NOMINAL IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5910-00-516-9514, 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→ MILC3965-01
NSN: 5910-00-516-9514
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, TERMINAL(S) ON ONE END
body_length2.720 INCHES NOMINAL IN
body_diameter0.875 INCHES NOMINAL IN
terminal_length0.406 INCHES NOMINAL IN
features_providedHERMETICALLY SEALED CASE
terminal_diameter0.094 INCHES NOMINAL IN
reliability_indicatorESTABLISHED
electrical_polarizationPOLARIZED
nonderated_operating_temp-55.0 CELSIUS MINIMUM AND 85.0 CELSIUS MAXIMUM DEGC
terminal_type_and_quantity1 SOLDER STUD AND 1 TAB, SOLDER LUG
specification/standard_data81349-MIL-C-39006/19 GOVERNMENT SPECIFICATION
tolerance_range_per_section-15.00 TO 75.00 PERCENT SINGLE SECTION
NSN5910-00-516-9514
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CAPACITOR,FIXED,ELECTROLYTIC TITLE COMPONENT PN MILC3965-01 MFR CAPACITOR,FIXED,ELECTR
KEY FEATURES
•
NONDERATED OPERATING TEMP: -55.0 CELSIUS MINIMUM AND 85.0 CELSIUS MAXIMUM DEGC
•
SCHEMATIC DIAGRAM DESIGNATOR: ELECTRODE(S) GROUNDED TO CASE, W/GND TERMINAL
•
DC LEAKAGE AT MAXIMUM OPERATING TEMP: 88.0 MICROAMPERES
•
TERMINAL LENGTH: 0.406 INCHES NOMINAL IN
•
NONDERATED CONTINUOUS VOLTAGE RATING AND TYPE PER SECTION: 630.0 DC SINGLE SECTION
•
TERMINAL DIAMETER: 0.094 INCHES NOMINAL IN
•
TEST DATA DOCUMENT: 81349-MIL-C-39006 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.).
•
FEATURES PROVIDED: HERMETICALLY SEALED CASE
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)
NONDERATED OPERATING TEMP-55.0 CELSIUS MINIMUM AND 85.0 CELSIUS MAXIMUM DEGC
SCHEMATIC DIAGRAM DESIGNATORELECTRODE(S) GROUNDED TO CASE, W/GND TERMINAL
DC LEAKAGE AT MAXIMUM OPERATING TEMP88.0 MICROAMPERES
TERMINAL LENGTH0.406 INCHES NOMINAL IN
NONDERATED CONTINUOUS VOLTAGE RATING AND TYPE PER SECTION630.0 DC SINGLE SECTION
TERMINAL DIAMETER0.094 INCHES NOMINAL IN
TEST DATA DOCUMENT81349-MIL-C-39006 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.).
FEATURES PROVIDEDHERMETICALLY SEALED CASE
BODY LENGTH2.720 INCHES NOMINAL IN
BODY DIAMETER0.875 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 22
MILC39006-19Interchangeable
interchangeable cross-reference
interchangeable
M39006/19-1033Interchangeable
interchangeable cross-reference
interchangeable
XTH12LInterchangeable
interchangeable cross-reference
interchangeable
XTHS806U060P0KInterchangeable
interchangeable cross-reference
interchangeable
178511Interchangeable
interchangeable cross-reference
interchangeable
M39006/19-1025Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is MILC3965-01?
MILC3965-01 is a CAPACITOR,FIXED,ELECTROLYTIC. It is classified as a MRO (MRO_GENERAL).
What parts can replace MILC3965-01?
There are 22 known substitutes for MILC3965-01: MILC39006-19, M39006/19-1033, XTH12L and 19 more. Substitute compatibility should be verified for your specific system.
Is MILC3965-01 still available?
MILC3965-01 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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Last verified: July 2026