PartsTable
Technical Data Sheet
PartsTable / MRO / 50821
50821 ✓ Verified by PartsTable
Sandberg · 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,VARIABLE,CERAMIC DIELE. Key specifications include material: STEEL OVERALL, body_style: PISTON, shoe_width: 2.250 INCHES NOMINAL IN, body_length: 1.406 INCHES NOMINAL IN, grip_length: 0.320 INCHES NOMINAL IN, thread_class: 2A A. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3040-00-356-3438, 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→ 50821
NSN: 3040-00-356-3438
FSC: 3040
CAGE: 82423 — KLEINSCHMIDT INC (USA)
SPECIFICATIONS
materialSTEEL OVERALL
body_stylePISTON
shoe_width2.250 INCHES NOMINAL IN
body_length1.406 INCHES NOMINAL IN
grip_length0.320 INCHES NOMINAL IN
thread_class2A A
bushing_shapeROUND
overall_width3.000 INCHES NOMINAL IN
rating_methodELECTRICAL SINGLE COMPONENT SINGLE WINDING
shoe_diameter10.000 INCHES NOMINAL IN
shoe_quantity2
bushing_length0.281 INCHES NOMINAL IN
NSN3040-00-356-3438
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR MFR: Sandberg CAPACITOR,VARIABLE,CERAMIC DIELE TITLE COMPONENT PN 50821 MFR Sandberg CAPACITOR,VARIABLE,CER
KEY FEATURES
•
LENGTH FROM PIVOT PINHOLE CENTERLINE TO POINT OF ENGAGEMENT: 0.812 INCHES NOMINAL IN
•
PIVOT PIN HOLE DIAMETER: 0.063 INCHES NOMINAL IN
•
MATERIAL THICKNESS: 0.093 INCHES NOMINAL IN
•
STYLE DESIGNATOR: NOSE ENGAGEMENT
•
MATERIAL: STEEL
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)
LENGTH FROM PIVOT PINHOLE CENTERLINE TO POINT OF ENGAGEMENT0.812 INCHES NOMINAL IN
PIVOT PIN HOLE DIAMETER0.063 INCHES NOMINAL IN
MATERIAL THICKNESS0.093 INCHES NOMINAL IN
OVERALL LENGTH1.468 INCHES NOMINAL IN
STYLE DESIGNATORNOSE ENGAGEMENT
MATERIALSTEEL
SPECIAL FEATURESCASEHARDENED;DEPTH FROM PIVOT PINHOLE CENTERLINE TO POINT OF ENGAGEMENT:0.125 IN.NOM;SURFACE FINISH:PHOSPHATE COATED;FSC APPLICATION DATA:TELETYPE AND FACSIMILE EQUIPMENT IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 10
HY-3280-3Interchangeable
interchangeable cross-reference
interchangeable
CS6822Interchangeable
interchangeable cross-reference
interchangeable
C10627-3Interchangeable
interchangeable cross-reference
interchangeable
50821Interchangeable
interchangeable cross-reference
interchangeable
50822Interchangeable
interchangeable cross-reference
interchangeable
7108Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 50821?
50821 is a CAPACITOR,VARIABLE,CERAMIC DIELE manufactured by Sandberg. It is classified as a MRO (MRO_GENERAL).
What parts can replace 50821?
There are 10 known substitutes for 50821: HY-3280-3, CS6822, C10627-3 and 7 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 50821?
50821 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3040-00-356-3438. 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