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Technical Data Sheet
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321-0050-00 — Technical Data Sheet

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— · 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,CERAMIC DIELECTR. Key specifications include material: PLASTIC CASE, body_style: W/O MTG FACILITIES, RADIAL TERMINALS, body_length: 0.156 INCHES NOMINAL IN, body_diameter: 0.285 INCHES NOMINAL IN, inside_diameter: 4.997 INCHES MINIMUM AND 4.999 INCHES MAXIMUM IN, terminal_length: 1.000 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5365-01-078-8802, 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→ 321-0050-00
NSN: 5365-01-078-8802
FSC: 5365
CAGE: 26840 — HALE PRODUCTS, INC. (USA)
SPECIFICATIONS
materialPLASTIC CASE
body_styleW/O MTG FACILITIES, RADIAL TERMINALS
body_length0.156 INCHES NOMINAL IN
body_diameter0.285 INCHES NOMINAL IN
inside_diameter4.997 INCHES MINIMUM AND 4.999 INCHES MAXIMUM IN
terminal_length1.000 INCHES NOMINAL IN
outside_diameter5.503 INCHES MINIMUM AND 5.505 INCHES MAXIMUM IN
overall_thickness0.750 INCHES NOMINAL IN
terminal_diameter0.025 INCHES NOMINAL IN
reliability_indicatorNOT ESTABLISHED
nonderated_operating_temp-55.0 CELSIUS MINIMUM AND 85.0 CELSIUS MAXIMUM DEGC
terminal_type_and_quantity2 UNINSULATED WIRE LEAD
NSN5365-01-078-8802
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CAPACITOR,FIXED,CERAMIC DIELECTR TITLE COMPONENT PN 321-0050-00 MFR CAPACITOR,FIXED,CERAMI
KEY FEATURES
•
OVERALL THICKNESS: 0.750 INCHES NOMINAL IN
•
INSIDE DIAMETER: 4.997 INCHES MINIMUM AND 4.999 INCHES MAXIMUM IN
•
MATERIAL: COPPER ALLOY
•
OUTSIDE DIAMETER: 5.503 INCHES MINIMUM AND 5.505 INCHES MAXIMUM IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: 85 CAST RED, ALLOY 836, CAGE 26840 MFR REF SINGLE MATERIAL RESPONSE
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)
OVERALL THICKNESS0.750 INCHES NOMINAL IN
INSIDE DIAMETER4.997 INCHES MINIMUM AND 4.999 INCHES MAXIMUM IN
MATERIALCOPPER ALLOY
OUTSIDE DIAMETER5.503 INCHES MINIMUM AND 5.505 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATION85 CAST RED, ALLOY 836, CAGE 26840 MFR REF SINGLE MATERIAL RESPONSE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
321-005-000Interchangeable
interchangeable cross-reference
interchangeable
321-005-002Interchangeable
interchangeable cross-reference
interchangeable
321-005-2Interchangeable
interchangeable cross-reference
interchangeable
990401-130Interchangeable
interchangeable cross-reference
interchangeable
MIL-PRF-39017/1Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 321-0050-00?
321-0050-00 is a CAPACITOR,FIXED,CERAMIC DIELECTR. It is classified as a MRO (MRO_GENERAL).
What parts can replace 321-0050-00?
There are 5 known substitutes for 321-0050-00: 321-005-000, 321-005-002, 321-005-2 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 321-0050-00?
321-0050-00 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5365-01-078-8802. This indicates validated use in U.S. government and defense supply chains.
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Last verified: August 2026