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3WB0637 ✓ Verified by PartsTable
— · COMPONENT
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

CAPACITOR,FIXED,PAPER DIELECTRIC. Key specifications include body_style: W/O MTG FACILITIES, TERMINAL(S) ON ONE SURFACE, body_width: 3.750 INCHES NOMINAL IN, body_height: 5.125 INCHES NOMINAL IN, body_length: 4.562 INCHES NOMINAL IN, terminal_length: 1.750 INCHES NOMINAL IN, attachment_method: BALL CLUTCH. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 2520-00-090-5985, 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
3WB0637
NSN: 2520-00-090-5985
FSC: 2520
CAGE: 62265 — VOLVO TRUCKS NORTH AMERICA, INC. DBA (FOREIGN PARENT IS VOLVO LASTVAGNAR AB, GOTEBORG, SWEDEN.) (USA)
SPECIFICATIONS
body_styleW/O MTG FACILITIES, TERMINAL(S) ON ONE SURFACE
body_width3.750 INCHES NOMINAL IN
body_height5.125 INCHES NOMINAL IN
body_length4.562 INCHES NOMINAL IN
terminal_length1.750 INCHES NOMINAL IN
attachment_methodBALL CLUTCH
length_of_serviceBLANK
design_designationMERITORIOUS UNIT COMMENDATION, CIVILIAN
reliability_indicatorNOT ESTABLISHED
department_designationUS COAST GUARD
nonderated_operating_temp-55.0 CELSIUS MINIMUM AND 85.0 CELSIUS MAXIMUM DEGC
terminal_type_and_quantity2 SOLDER STUD
NSN2520-00-090-5985
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CAPACITOR,FIXED,PAPER DIELECTRIC TITLE COMPONENT PN 3WB0637 MFR CAPACITOR,FIXED,PAPER
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
VERIFIED SUBSTITUTES & CROSS-REFERENCES 11
A935Interchangeable
interchangeable cross-reference
interchangeable
30038Interchangeable
interchangeable cross-reference
interchangeable
A9.35Interchangeable
interchangeable cross-reference
interchangeable
MIL-DTL-11484/222AInterchangeable
interchangeable cross-reference
interchangeable
01-390-0016Interchangeable
interchangeable cross-reference
interchangeable
395583Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 3WB0637?
3WB0637 is a CAPACITOR,FIXED,PAPER DIELECTRIC.
What parts can replace 3WB0637?
There are 11 known substitutes for 3WB0637: A935, 30038, A9.35 and 8 more. Substitute compatibility should be verified for your specific system.
Is 3WB0637 still available?
3WB0637 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