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Technical Data Sheet
PartsTable / MRO / 20582
20582 ✓ Verified by PartsTable
Legrand · 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,MICA DIELECTRIC. Key specifications include width: 10.000 INCHES NOMINAL IN, material: RUBBER SYNTHETIC OVERALL, axle_type: FULL-FLOATING, end_style: SPRING END,SQUARED AND GROUND BOTH ENDS, body_style: BUTTON TYPE, W/O MTG TABS, brake_type: HYDRAULIC. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5360-00-291-7137, 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→ 20582
NSN: 5360-00-291-7137
FSC: 5360
CAGE: 27235 — HARDIE-TYNES CO., INC. (USA)
SPECIFICATIONS
width10.000 INCHES NOMINAL IN
materialRUBBER SYNTHETIC OVERALL
axle_typeFULL-FLOATING
end_styleSPRING END,SQUARED AND GROUND BOTH ENDS
body_styleBUTTON TYPE, W/O MTG TABS
brake_typeHYDRAULIC
bend_radius3.000 INCHES NOMINAL IN
body_length0.080 INCHES NOMINAL IN
design_typeFRONT
track_width49.000 INCHES IN
corner_shapeSQUARE ALL CORNERS
outer_radius2.000 INCHES NOMINAL IN
NSN5360-00-291-7137
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR MFR: Legrand CAPACITOR,FIXED,MICA DIELECTRIC TITLE COMPONENT PN 20582 MFR Legrand CAPACITOR,FIXED,MICA D
KEY FEATURES
•
INSIDE DIAMETER: 0.625 INCHES NOMINAL IN
•
COIL HELIX DIRECTION: RIGHT-HAND
•
SURFACE TREATMENT: CADMIUM OVERALL
•
SPRING FREE LENGTH: 2.093 INCHES NOMINAL IN
•
SPRING FREE OUTSIDE DIAMETER: 1.039 INCHES NOMINAL IN
•
COIL QUANTITY: 7-1/2
•
STYLE DESIGNATOR: CYLINDRICAL
•
END STYLE: SPRING END,SQUARED AND GROUND BOTH ENDS
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)
INSIDE DIAMETER0.625 INCHES NOMINAL IN
COIL HELIX DIRECTIONRIGHT-HAND
SURFACE TREATMENTCADMIUM OVERALL
SPRING FREE LENGTH2.093 INCHES NOMINAL IN
SPRING FREE OUTSIDE DIAMETER1.039 INCHES NOMINAL IN
COIL QUANTITY7-1/2
STYLE DESIGNATORCYLINDRICAL
END STYLESPRING END,SQUARED AND GROUND BOTH ENDS
MATERIALSTEEL OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 31
57-9152Interchangeable
interchangeable cross-reference
interchangeable
JJJB0081Interchangeable
interchangeable cross-reference
interchangeable
MDS21462Interchangeable
interchangeable cross-reference
interchangeable
10133075Interchangeable
interchangeable cross-reference
interchangeable
110-328-29Interchangeable
interchangeable cross-reference
interchangeable
26316028-30Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 20582?
20582 is a CAPACITOR,FIXED,MICA DIELECTRIC manufactured by Legrand. It is classified as a MRO (MRO_GENERAL).
What parts can replace 20582?
There are 31 known substitutes for 20582: 57-9152, JJJB0081, MDS21462 and 28 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 20582?
20582 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5360-00-291-7137. 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