PartsTable
Technical Data Sheet
281021000 ✓ 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, inclosure_type: ENCASED, overall_height: 0.215 INCHES NOMINAL IN, terminal_length: 0.125 INCHES NOMINAL IN, overall_diameter: 0.225 INCHES NOMINAL IN, terminal_thickness: 0.008 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 5910-01-135-0568, 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 281021000
NSN: 5910-01-135-0568
FSC: 5910
CAGE: 04901 — BOONTON ELECTRONICS CORPORATION DIV BOONTON ELECTRONICS (USA)
SPECIFICATIONS
body_styleROTARY
inclosure_typeENCASED
overall_height0.215 INCHES NOMINAL IN
terminal_length0.125 INCHES NOMINAL IN
overall_diameter0.225 INCHES NOMINAL IN
terminal_thickness0.008 INCHES NOMINAL IN
adjustment_device_torque0.200 INCH-OUNCES MINIMUM AND 2.000 INCH-OUNCES MAXIMUM IN
nonderated_operating_temp-20.0 CELSIUS MINIMUM AND 85.0 CELSIUS MAXIMUM DEGC
terminal_type_and_quantity2 PRINTED CIRCUIT
capacitance_range_in_picofarads+5.0 TO 25.0 SINGLE SECTION
quality_factor_at_25_deg_celsius200.0
nonderated_voltage_rating_and_type250.0 DC CONTINUOUS SINGLE SECTION
NSN5910-01-135-0568
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CAPACITOR,VARIABLE,CERAMIC DIELE TITLE COMPONENT PN 281021000 MFR CAPACITOR,VARIABLE,CER
KEY FEATURES
QUALITY FACTOR AT 25 DEG CELSIUS: 200.0
BODY STYLE: ROTARY
OVERALL DIAMETER: 0.225 INCHES NOMINAL IN
INSULATION DC RESISTANCE AT 25 DEG CELSIUS: 10000.0 MEGOHMS
MOUNTING FACILITY TYPE AND QUANTITY: 2 TERMINAL
TOLERANCE OF TEMP COEFFICIENT IN PPM PER DEG CELSIUS: -700.0 TO 700.0 SINGLE SECTION
NONDERATED OPERATING TEMP: -20.0 CELSIUS MINIMUM AND 85.0 CELSIUS MAXIMUM DEGC
TERMINAL THICKNESS: 0.008 INCHES NOMINAL 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)
QUALITY FACTOR AT 25 DEG CELSIUS200.0
BODY STYLEROTARY
OVERALL DIAMETER0.225 INCHES NOMINAL IN
INSULATION DC RESISTANCE AT 25 DEG CELSIUS10000.0 MEGOHMS
MOUNTING FACILITY TYPE AND QUANTITY2 TERMINAL
TOLERANCE OF TEMP COEFFICIENT IN PPM PER DEG CELSIUS-700.0 TO 700.0 SINGLE SECTION
NONDERATED OPERATING TEMP-20.0 CELSIUS MINIMUM AND 85.0 CELSIUS MAXIMUM DEGC
TERMINAL THICKNESS0.008 INCHES NOMINAL IN
CENTER TO CENTER DISTANCE BETWEEN TERMINALS PARALLEL TO DIAMETER0.200 INCHES NOMINAL IN
TERMINAL TYPE AND QUANTITY2 PRINTED CIRCUIT
VERIFIED SUBSTITUTES & CROSS-REFERENCES 3
9374Interchangeable
interchangeable cross-reference
interchangeable
O-C-265Interchangeable
interchangeable cross-reference
interchangeable
A-A-59282Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 281021000?
281021000 is a CAPACITOR,VARIABLE,CERAMIC DIELE. It is classified as a MRO (MRO_GENERAL).
What parts can replace 281021000?
There are 3 known substitutes for 281021000: 9374, O-C-265, A-A-59282. Substitute compatibility should be verified for your specific system.
What is the NSN for 281021000?
281021000 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5910-01-135-0568. This indicates validated use in U.S. government and defense supply chains.
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