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U501 — CAPACITOR,FIXED,GLASS DIELECTRIC

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

U501: CAPACITOR,FIXED,GLASS DIELECTRIC.

CAPACITOR,FIXED,GLASS DIELECTRIC. Key specifications include special_features: 1.625 IN. W; 0.250 IN.

THK; ONE HOLE 0.562 IN. DIA IN, surface_treatment: CHROMATE. This part is cataloged in the U.S.

Government catalog under NSN 2920-00-038-4447, 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
U501
NSN: 2920-00-038-4447
NIINs: 000384447, 012256461
FSC: 2920 — Engine Electrical System Components, Nonaircraft
CAGE: 16764 — GENERAL MOTORS CORP DELCO REMY DIV (USA)
SPECIFICATIONS
special_features1.625 IN. W; 0.250 IN. THK; ONE HOLE 0.562 IN. DIA IN
surface_treatmentCHROMATE
NSN2920-00-038-4447
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CAPACITOR,FIXED,GLASS DIELECTRIC TITLE COMPONENT PN U501 MFR CAPACITOR,FIXED,GLASS
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
SUBSTITUTES & CROSS-REFERENCES 10
2000691Reference document
Same NSN cross-reference
Reference document — Secondary reference
1115065Reference document
Same NSN cross-reference
Reference document — Secondary reference
128712HReference document
Same NSN cross-reference
Reference document — Secondary reference
5B7777Reference document
Same NSN cross-reference
Reference document — Secondary reference
620G1Reference document
Same NSN cross-reference
Reference document — Secondary reference
913098Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Terminal item — stock exhausted; no further procurementNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is U501?
U501 is a CAPACITOR,FIXED,GLASS DIELECTRIC.
What parts can replace U501?
There are 10 known substitutes for U501: 2000691, 1115065, 128712H and 7 more. Substitute compatibility should be verified for your specific system.
What is the NSN for U501?
U501 is cataloged in the U.S. Government catalog under NSN 2920-00-038-4447. 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.