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Technical Data Sheet
PartsTable / MRO / D3R3B75MU
D3R3B75MU ✓ 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: 0.474 INCHES NOMINAL IN, body_diameter: 0.185 INCHES NOMINAL IN, terminal_length: 1.500 INCHES NOMINAL IN, features_provided: HERMETICALLY SEALED CASE. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5910-00-192-7191, 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→ D3R3B75MU
NSN: 5910-00-192-7191
FSC: 5910
CAGE: 12954 — MICROSEMI CORP.-SCOTTSDALE DBA MICROSEMI (USA)
SPECIFICATIONS
anode_typeSOLID
body_styleW/O MTG FACILITIES, AXIAL TERMINALS
body_length0.474 INCHES NOMINAL IN
body_diameter0.185 INCHES NOMINAL IN
terminal_length1.500 INCHES NOMINAL IN
features_providedHERMETICALLY SEALED CASE
terminal_diameter0.020 INCHES NOMINAL IN
reliability_indicatorESTABLISHED
electrical_polarizationPOLARIZED
case_insulation_materialPLASTIC
nonderated_operating_temp-55.0 CELSIUS MINIMUM AND 85.0 CELSIUS MAXIMUM DEGC
terminal_type_and_quantity2 UNINSULATED WIRE LEAD
NSN5910-00-192-7191
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CAPACITOR,FIXED,ELECTROLYTIC TITLE COMPONENT PN D3R3B75MU MFR CAPACITOR,FIXED,ELECTR
KEY FEATURES
•
RELIABILITY INDICATOR: ESTABLISHED
•
TOLERANCE RANGE PER SECTION: -10.00 TO 10.00 PERCENT SINGLE SECTION
•
TERMINAL DIAMETER: 0.020 INCHES NOMINAL IN
•
BODY DIAMETER: 0.185 INCHES NOMINAL IN
•
NONDERATED OPERATING TEMP: -55.0 CELSIUS MINIMUM AND 85.0 CELSIUS MAXIMUM DEGC
•
ELECTRICAL POLARIZATION: POLARIZED
•
SPECIFICATION/STANDARD DATA: 81349-MIL-C-39003/1 GOVERNMENT SPECIFICATION
•
TERMINAL LENGTH: 1.500 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)
RELIABILITY INDICATORESTABLISHED
TOLERANCE RANGE PER SECTION-10.00 TO 10.00 PERCENT SINGLE SECTION
TERMINAL DIAMETER0.020 INCHES NOMINAL IN
BODY DIAMETER0.185 INCHES NOMINAL IN
NONDERATED OPERATING TEMP-55.0 CELSIUS MINIMUM AND 85.0 CELSIUS MAXIMUM DEGC
ELECTRICAL POLARIZATIONPOLARIZED
SPECIFICATION/STANDARD DATA81349-MIL-C-39003/1 GOVERNMENT SPECIFICATION
TERMINAL LENGTH1.500 INCHES NOMINAL IN
CAPACITANCE VALUE PER SECTION3.300 MICROFARADS SINGLE SECTION
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.).
VERIFIED SUBSTITUTES & CROSS-REFERENCES 20
M39003-01-2409Interchangeable
interchangeable cross-reference
interchangeable
352250011773Interchangeable
interchangeable cross-reference
interchangeable
184-9085-290Interchangeable
interchangeable cross-reference
interchangeable
426-801-002Interchangeable
interchangeable cross-reference
interchangeable
MILC26655-2Interchangeable
interchangeable cross-reference
interchangeable
M26655-2-0314Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is D3R3B75MU?
D3R3B75MU is a CAPACITOR,FIXED,ELECTROLYTIC. It is classified as a MRO (MRO_GENERAL).
What parts can replace D3R3B75MU?
There are 20 known substitutes for D3R3B75MU: M39003-01-2409, 352250011773, 184-9085-290 and 17 more. Substitute compatibility should be verified for your specific system.
What is the NSN for D3R3B75MU?
D3R3B75MU is cataloged in the Federal Logistics Information System (FLIS) under NSN 5910-00-192-7191. This indicates validated use in U.S. government and defense supply chains.
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PartsTable Design LLC · partstable.com
Last verified: July 2026