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50-1021F — RETAINER,CAPACITOR

✓ Government record, cited
— · MRO · MRO_GENERAL
PRODUCT OVERVIEW

50-1021F: RETAINER,CAPACITOR.

The RETAINER,CAPACITOR is a the manufacturer cache protection component designed to preserve data integrity during power loss events in enterprise server and storage controller environments. Key specifications include material: STEEL CORROSION RESISTING, overall_height: 1.672 INCHES MAXIMUM IN, style_designator: EDGED STRAP, STUD MOUNTING OPEN TOP, surface_treatment: PASSIVATE, distance_from_mounting_surface_to_retaining_surface: 0.954 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5910-01-330-4543, 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→ 50-1021F
NSN: 5910-01-330-4543
FSC: 5910 — Capacitors
CAGE: 56289 — SPRAGUE ELECTRIC CO WORLD HQS (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING
overall_height1.672 INCHES MAXIMUM IN
style_designatorEDGED STRAP, STUD MOUNTING OPEN TOP
surface_treatmentPASSIVATE
distance_from_mounting_surface_to_retaining_surface0.954 INCHES MAXIMUM IN
NSN5910-01-330-4543
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available RETAINER,CAPACITOR TITLE COMPONENT PN 50-1021F MFR RETAINER,CAPACITOR
KEY FEATURES
•
STYLE DESIGNATOR: EDGED STRAP, STUD MOUNTING OPEN TOP
•
SURFACE TREATMENT: PASSIVATE
•
MATERIAL: STEEL CORROSION RESISTING
•
DISTANCE FROM MOUNTING SURFACE TO RETAINING SURFACE: 0.954 INCHES MAXIMUM IN
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
OVERALL HEIGHT1.672 INCHES MAXIMUM IN
STYLE DESIGNATOREDGED STRAP, STUD MOUNTING OPEN TOP
SURFACE TREATMENTPASSIVATE
MATERIALSTEEL CORROSION RESISTING
DISTANCE FROM MOUNTING SURFACE TO RETAINING SURFACE0.954 INCHES MAXIMUM IN
OTHER ITEMS IN FSC 5910 — Capacitors
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5910-00-000-1038 5910-00-000-1049 5910-00-000-1080 5910-00-000-6838 5910-00-001-1913 5910-00-001-2576 5910-00-001-2577 5910-00-001-2578
SUBSTITUTES & CROSS-REFERENCES 2
TE-055-2-S-A1Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
247AS-C1883-003Reference document
Same NSN cross-reference
Reference document — Vendor item drawing reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 50-1021F?
50-1021F is a RETAINER,CAPACITOR. It is classified as a MRO (MRO_GENERAL).
What parts can replace 50-1021F?
There are 2 known substitutes for 50-1021F: TE-055-2-S-A1, 247AS-C1883-003. Substitute compatibility should be verified for your specific system.
What is the NSN for 50-1021F?
50-1021F is cataloged in the U.S. Government catalog under NSN 5910-01-330-4543. 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.