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Technical Data Sheet
PartsTable / MRO / 40CW307D010K1A
40CW307D010K1A ✓ 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, AXIAL TERMINALS, body_length: 0.778 INCHES MAXIMUM IN, body_diameter: 0.225 INCHES MAXIMUM IN, terminal_length: 2.000 INCHES NOMINAL IN, terminal_diameter: 0.025 INCHES NOMINAL IN, reliability_indicator: NOT ESTABLISHED. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5910-01-058-4950, 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→ 40CW307D010K1A
NSN: 5910-01-058-4950
FSC: 5910
CAGE: 56699 — BC COMPONENTS (USA)
SPECIFICATIONS
body_styleW/O MTG FACILITIES, AXIAL TERMINALS
body_length0.778 INCHES MAXIMUM IN
body_diameter0.225 INCHES MAXIMUM IN
terminal_length2.000 INCHES NOMINAL IN
terminal_diameter0.025 INCHES NOMINAL IN
reliability_indicatorNOT ESTABLISHED
electrical_polarizationPOLARIZED
case_insulation_materialPLASTIC
nonderated_operating_temp-55.0 CELSIUS MINIMUM AND 85.0 CELSIUS MAXIMUM DEGC
terminal_surface_treatmentSOLDER
terminal_type_and_quantity2 UNINSULATED WIRE LEAD
tolerance_range_per_section-10.00 TO 75.00 PERCENT SINGLE SECTION
NSN5910-01-058-4950
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CAPACITOR,FIXED,ELECTROLYTIC TITLE COMPONENT PN 40CW307D010K1A MFR CAPACITOR,FIXED,ELECTR
KEY FEATURES
•
DC LEAKAGE AT MAXIMUM OPERATING TEMP: 20.0 MICROAMPERES
•
BODY DIAMETER: 0.225 INCHES MAXIMUM IN
•
CAPACITANCE VALUE PER SECTION: 300.000 MICROFARADS SINGLE SECTION
•
IMPEDANCE AT MINIMUM OPERATING TEMP IN OHMS: 75.0
•
TOLERANCE RANGE PER SECTION: -10.00 TO 75.00 PERCENT SINGLE SECTION
•
TERMINAL DIAMETER: 0.025 INCHES NOMINAL IN
•
SCHEMATIC DIAGRAM DESIGNATOR: ELECTRODE(S) GROUNDED TO CASE, W/GND TERMINAL
•
TERMINAL LENGTH: 2.000 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)
DC LEAKAGE AT MAXIMUM OPERATING TEMP20.0 MICROAMPERES
BODY DIAMETER0.225 INCHES MAXIMUM IN
CAPACITANCE VALUE PER SECTION300.000 MICROFARADS SINGLE SECTION
IMPEDANCE AT MINIMUM OPERATING TEMP IN OHMS75.0
TOLERANCE RANGE PER SECTION-10.00 TO 75.00 PERCENT SINGLE SECTION
TERMINAL DIAMETER0.025 INCHES NOMINAL IN
SCHEMATIC DIAGRAM DESIGNATORELECTRODE(S) GROUNDED TO CASE, W/GND TERMINAL
TERMINAL LENGTH2.000 INCHES NOMINAL IN
BODY LENGTH0.778 INCHES MAXIMUM IN
NONDERATED OPERATING TEMP-55.0 CELSIUS MINIMUM AND 85.0 CELSIUS MAXIMUM DEGC
VERIFIED SUBSTITUTES & CROSS-REFERENCES 11
444595Interchangeable
interchangeable cross-reference
interchangeable
P112Interchangeable
interchangeable cross-reference
interchangeable
PF60-12Interchangeable
interchangeable cross-reference
interchangeable
310.35Interchangeable
interchangeable cross-reference
interchangeable
31035Interchangeable
interchangeable cross-reference
interchangeable
31035 RIDGIDInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 40CW307D010K1A?
40CW307D010K1A is a CAPACITOR,FIXED,ELECTROLYTIC. It is classified as a MRO (MRO_GENERAL).
What parts can replace 40CW307D010K1A?
There are 11 known substitutes for 40CW307D010K1A: 444595, P112, PF60-12 and 8 more. Substitute compatibility should be verified for your specific system.
Is 40CW307D010K1A still available?
40CW307D010K1A is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026