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Technical Data Sheet
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20579 — SPACER,SLEEVE

✓ Government record, cited
Legrand · COMPONENT
PRODUCT OVERVIEW

20579: SPACER,SLEEVE.

The SPACER,SLEEVE is a Legrand industrial component. Key specifications include criticality_code_justification: FEAT. This part is cataloged in the U.S.

Government catalog under NSN 5365-00-205-8489, 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
20579
NSN: 5365-00-205-8489
NIINs: 002058489, 002940005, 012319130, 013694455
FSC: 5365 — Bushings, Rings, Shims, and Spacers
CAGE: 35795 — LESLIE CONTROLS, INC. DBA LESLIE CONTROLS INC (USA)
SPECIFICATIONS
special_featuresMATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS
criticality_code_justificationFEAT
NSN5365-00-205-8489
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR MFR: Legrand SPACER,SLEEVE TITLE COMPONENT PN 20579 MFR Legrand SPACER,SLEEVE
KEY FEATURES
•
OUTSIDE DIAMETER: 1.312 INCHES NOMINAL IN
•
OVERALL THICKNESS: 0.025 INCHES NOMINAL IN
•
INSIDE DIAMETER: 1.010 INCHES NOMINAL IN
•
MATERIAL: COPPER
TECHNICAL CHARACTERISTICS
OUTSIDE DIAMETER1.312 INCHES NOMINAL IN
OVERALL THICKNESS0.025 INCHES NOMINAL IN
INSIDE DIAMETER1.010 INCHES NOMINAL IN
MATERIALCOPPER
SUBSTITUTES & CROSS-REFERENCES 1
5365PL1205035Reference document
Same NSN cross-reference
Reference document — Informative reference only
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 20579?
20579 is a SPACER,SLEEVE manufactured by Legrand.
What parts can replace 20579?
There is 1 known substitute for 20579: 5365PL1205035. Substitute compatibility should be verified for your specific system.
What is the NSN for 20579?
20579 is cataloged in the U.S. Government catalog under NSN 5365-00-205-8489. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.