PartsTable
Technical Data Sheet
PartsTable / MRO / U517
U517 ✓ 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

CAPACITOR,FIXED,PAPER DIELECTRIC. Key specifications include body_style: W/MTG BRACKET, TERMINAL(S) ON ONE END, body_length: 1.185 INCHES MINIMUM AND 1.200 INCHES MAXIMUM IN, body_diameter: 0.660 INCHES MINIMUM AND 0.670 INCHES MAXIMUM IN, features_provided: HERMETICALLY SEALED CASE, reliability_indicator: NOT ESTABLISHED, terminal_type_and_quantity: 1 STANDOFF, SOLDER LUG. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5910-01-028-5705, 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→ U517
NSN: 5910-01-028-5705
FSC: 5910
CAGE: 87502 — WELLS MFG CORP SUB OF UIS INC (USA)
SPECIFICATIONS
body_styleW/MTG BRACKET, TERMINAL(S) ON ONE END
body_length1.185 INCHES MINIMUM AND 1.200 INCHES MAXIMUM IN
body_diameter0.660 INCHES MINIMUM AND 0.670 INCHES MAXIMUM IN
features_providedHERMETICALLY SEALED CASE
reliability_indicatorNOT ESTABLISHED
terminal_type_and_quantity1 STANDOFF, SOLDER LUG
tolerance_range_per_section-0.00 TO 70000.00 PICOFARADS SINGLE SECTION
schematic_diagram_designatorELECTRODE(S) GROUNDED TO CASE
capacitance_value_per_section0.250 MICROFARADS SINGLE SECTION
unthreaded_mounting_hole_diameter0.200 INCHES MINIMUM AND 0.205 INCHES MAXIMUM IN
mounting_facility_type_and_quantity1 UNTHREADED MOUNTING HOLES
insulation_resistance_at_reference_temp1000.0 MEGOHMS
NSN5910-01-028-5705
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CAPACITOR,FIXED,PAPER DIELECTRIC TITLE COMPONENT PN U517 MFR CAPACITOR,FIXED,PAPER
KEY FEATURES
•
BODY LENGTH: 1.185 INCHES MINIMUM AND 1.200 INCHES MAXIMUM IN
•
INSULATION RESISTANCE AT REFERENCE TEMP: 1000.0 MEGOHMS
•
TERMINAL TYPE AND QUANTITY: 1 STANDOFF, SOLDER LUG
•
TOLERANCE RANGE PER SECTION: -0.00 TO 70000.00 PICOFARADS SINGLE SECTION
•
BODY STYLE: W/MTG BRACKET, TERMINAL(S) ON ONE END
•
SCHEMATIC DIAGRAM DESIGNATOR: ELECTRODE(S) GROUNDED TO CASE
•
UNTHREADED MOUNTING HOLE DIAMETER: 0.200 INCHES MINIMUM AND 0.205 INCHES MAXIMUM IN
•
MOUNTING FACILITY TYPE AND QUANTITY: 1 UNTHREADED MOUNTING HOLES
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)
BODY LENGTH1.185 INCHES MINIMUM AND 1.200 INCHES MAXIMUM IN
INSULATION RESISTANCE AT REFERENCE TEMP1000.0 MEGOHMS
TERMINAL TYPE AND QUANTITY1 STANDOFF, SOLDER LUG
TOLERANCE RANGE PER SECTION-0.00 TO 70000.00 PICOFARADS SINGLE SECTION
BODY STYLEW/MTG BRACKET, TERMINAL(S) ON ONE END
SCHEMATIC DIAGRAM DESIGNATORELECTRODE(S) GROUNDED TO CASE
UNTHREADED MOUNTING HOLE DIAMETER0.200 INCHES MINIMUM AND 0.205 INCHES MAXIMUM IN
MOUNTING FACILITY TYPE AND QUANTITY1 UNTHREADED MOUNTING HOLES
BODY DIAMETER0.660 INCHES MINIMUM AND 0.670 INCHES MAXIMUM IN
CAPACITANCE VALUE PER SECTION0.250 MICROFARADS SINGLE SECTION
VERIFIED SUBSTITUTES & CROSS-REFERENCES 9
607593Interchangeable
interchangeable cross-reference
interchangeable
D211Interchangeable
interchangeable cross-reference
interchangeable
WSD211Interchangeable
interchangeable cross-reference
interchangeable
5443-3-107Interchangeable
interchangeable cross-reference
interchangeable
1742-65Interchangeable
interchangeable cross-reference
interchangeable
D217Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is U517?
U517 is a CAPACITOR,FIXED,PAPER DIELECTRIC. It is classified as a MRO (MRO_GENERAL).
What parts can replace U517?
There are 9 known substitutes for U517: 607593, D211, WSD211 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for U517?
U517 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5910-01-028-5705. 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