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Technical Data Sheet
PartsTable / MRO / 820D
820D ✓ Verified by PartsTable
— · 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 body_style: ROTARY, body_width: 0.610 INCHES NOMINAL IN, body_height: 0.606 INCHES NOMINAL IN, body_length: 1.201 INCHES NOMINAL IN, inclosure_type: ENCAPSULATED, terminal_type_and_quantity: 2 TAB, SOLDER LUG. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5975-00-564-3501, 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→ 820D
NSN: 5975-00-564-3501
FSC: 5975
CAGE: 56501 — ABB INSTALLATION PRODUCTS INC (USA)
SPECIFICATIONS
body_styleROTARY
body_width0.610 INCHES NOMINAL IN
body_height0.606 INCHES NOMINAL IN
body_length1.201 INCHES NOMINAL IN
inclosure_typeENCAPSULATED
terminal_type_and_quantity2 TAB, SOLDER LUG
capacitance_range_in_picofarads+1.0 TO 3.5 SINGLE SECTION
nonderated_voltage_rating_and_type500.0 DC CONTINUOUS SINGLE SECTION
mounting_facility_type_and_quantity2 BRACKET(S)
general_characteristics_item_descriptionGALVANIZED STEEL,5.250 IN. LG,1.438 IN. BETWEEN JAWS,TWO 0.500 IN. DIA UNTHREADED MOUNTING HOLES IN
adjustment_device_drive_type_and_quantity1 SLOTTED SCREW
temp_coefficient_of_capacitance_in_ppm_per_deg_celsius230.0 SINGLE SECTION
NSN5975-00-564-3501
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CAPACITOR,VARIABLE,CERAMIC DIELE TITLE COMPONENT PN 820D MFR CAPACITOR,VARIABLE,CER
KEY FEATURES
•
GENERAL CHARACTERISTICS ITEM DESCRIPTION: GALVANIZED STEEL,5.250 IN. LG,1.438 IN. BETWEEN JAWS,TWO 0.500 IN. DIA UNTHREADED MOUNTING HOLES 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 (FLIS)
GENERAL CHARACTERISTICS ITEM DESCRIPTIONGALVANIZED STEEL,5.250 IN. LG,1.438 IN. BETWEEN JAWS,TWO 0.500 IN. DIA UNTHREADED MOUNTING HOLES IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 19
121253PSInterchangeable
interchangeable cross-reference
interchangeable
905-15491CInterchangeable
interchangeable cross-reference
interchangeable
121253Interchangeable
interchangeable cross-reference
interchangeable
8N6505AInterchangeable
interchangeable cross-reference
interchangeable
S1888Interchangeable
interchangeable cross-reference
interchangeable
VE-815Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 820D?
820D is a CAPACITOR,VARIABLE,CERAMIC DIELE. It is classified as a MRO (MRO_GENERAL).
What parts can replace 820D?
There are 19 known substitutes for 820D: 121253PS, 905-15491C, 121253 and 16 more. Substitute compatibility should be verified for your specific system.
Is 820D still available?
820D is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026