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PartsTable / MRO / 40YW256D050W1A002
40YW256D050W1A002 ✓ 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: 0.656 INCHES NOMINAL IN, body_diameter: 0.145 INCHES NOMINAL IN, reliability_indicator: NOT ESTABLISHED, electrical_polarization: POLARIZED. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5910-00-913-4473, 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→ 40YW256D050W1A002
NSN: 5910-00-913-4473
FSC: 5910
CAGE: 56699 — BC COMPONENTS (USA)
SPECIFICATIONS
anode_typeSOLID
body_styleW/O MTG FACILITIES, AXIAL TERMINALS
body_length0.656 INCHES NOMINAL IN
body_diameter0.145 INCHES NOMINAL IN
reliability_indicatorNOT ESTABLISHED
electrical_polarizationPOLARIZED
nonderated_operating_temp-55.0 CELSIUS MINIMUM AND 85.0 CELSIUS MAXIMUM DEGC
terminal_type_and_quantity2 UNINSULATED WIRE LEAD
tolerance_range_per_section-15.00 TO 20.00 PERCENT SINGLE SECTION
schematic_diagram_designatorELECTRODE(S) GROUNDED TO CASE, W/GND TERMINAL
capacitance_value_per_section25.000 MICROFARADS SINGLE SECTION
capacitive_electrode_materialTANTALUM
NSN5910-00-913-4473
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CAPACITOR,FIXED,ELECTROLYTIC TITLE COMPONENT PN 40YW256D050W1A002 MFR CAPACITOR,FIXED,ELECTR
KEY FEATURES
•
RELIABILITY INDICATOR: NOT ESTABLISHED
•
NONDERATED CONTINUOUS VOLTAGE RATING AND TYPE PER SECTION: 50.0 DC SINGLE SECTION
•
CAPACITIVE ELECTRODE MATERIAL: TANTALUM
•
TERMINAL TYPE AND QUANTITY: 2 UNINSULATED WIRE LEAD
•
ELECTRICAL POLARIZATION: POLARIZED
•
BODY STYLE: W/O MTG FACILITIES, AXIAL TERMINALS
•
BODY DIAMETER: 0.145 INCHES NOMINAL IN
•
BODY LENGTH: 0.656 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 INDICATORNOT ESTABLISHED
NONDERATED CONTINUOUS VOLTAGE RATING AND TYPE PER SECTION50.0 DC SINGLE SECTION
CAPACITIVE ELECTRODE MATERIALTANTALUM
TERMINAL TYPE AND QUANTITY2 UNINSULATED WIRE LEAD
ELECTRICAL POLARIZATIONPOLARIZED
BODY STYLEW/O MTG FACILITIES, AXIAL TERMINALS
BODY DIAMETER0.145 INCHES NOMINAL IN
BODY LENGTH0.656 INCHES NOMINAL IN
SCHEMATIC DIAGRAM DESIGNATORELECTRODE(S) GROUNDED TO CASE, W/GND TERMINAL
ANODE TYPESOLID
VERIFIED SUBSTITUTES & CROSS-REFERENCES 4
62F305Interchangeable
interchangeable cross-reference
interchangeable
21135-208Interchangeable
interchangeable cross-reference
interchangeable
S101Interchangeable
interchangeable cross-reference
interchangeable
62F305G2Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 40YW256D050W1A002?
40YW256D050W1A002 is a CAPACITOR,FIXED,ELECTROLYTIC. It is classified as a MRO (MRO_GENERAL).
What parts can replace 40YW256D050W1A002?
There are 4 known substitutes for 40YW256D050W1A002: 62F305, 21135-208, S101 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 40YW256D050W1A002?
40YW256D050W1A002 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5910-00-913-4473. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026