PartsTable
Technical Data Sheet
PartsTable / MRO / 281010
281010 ✓ 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: 0.640 INCHES NOMINAL IN, body_height: 0.406 INCHES MAXIMUM IN, body_length: 0.840 INCHES NOMINAL IN, usage_design: ELECTRICAL-IO PANEL ASSEMBLY-UNIT 1, overall_width: 3.250 INCHES NOMINAL IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5910-00-126-1619, 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→ 281010
NSN: 5910-00-126-1619
FSC: 5910
CAGE: 80009 — TEKTRONIX, INC. (USA)
SPECIFICATIONS
body_styleROTARY
body_width0.640 INCHES NOMINAL IN
body_height0.406 INCHES MAXIMUM IN
body_length0.840 INCHES NOMINAL IN
usage_designELECTRICAL-IO PANEL ASSEMBLY-UNIT 1
overall_width3.250 INCHES NOMINAL IN
inclosure_typeENCASED
overall_height0.315 INCHES NOMINAL IN
overall_length16.625 INCHES NOMINAL IN
mounting_methodBOLT
terminal_length0.110 INCHES NOMINAL IN
overall_diameter0.315 INCHES NOMINAL IN
NSN5910-00-126-1619
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CAPACITOR,VARIABLE,CERAMIC DIELE TITLE COMPONENT PN 281010 MFR CAPACITOR,VARIABLE,CER
KEY FEATURES
•
UNTHREADED MOUNTING HOLE DIAMETER: 0.120 INCHES NOMINAL IN
•
ADJUSTMENT DEVICE DRIVE TYPE AND QUANTITY: 1 SLOTTED SCREW
•
CAPACITANCE RANGE IN PICOFARADS: +4.5 TO 25.0 SINGLE SECTION
•
CAPACITANCE DRIFT IN PICOFARADS: 0.50 SINGLE SECTION
•
TEST DATA DOCUMENT: 81349-MIL-C-81 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
•
TERMINAL TYPE AND QUANTITY: 2 TAB, SOLDER LUG
•
INCLOSURE TYPE: ENCAPSULATED
•
INSULATION DC RESISTANCE AT 25 DEG CELSIUS: 10000.0 MEGOHMS
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)
UNTHREADED MOUNTING HOLE DIAMETER0.120 INCHES NOMINAL IN
ADJUSTMENT DEVICE DRIVE TYPE AND QUANTITY1 SLOTTED SCREW
CAPACITANCE RANGE IN PICOFARADS+4.5 TO 25.0 SINGLE SECTION
CAPACITANCE DRIFT IN PICOFARADS0.50 SINGLE SECTION
TEST DATA DOCUMENT81349-MIL-C-81 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
TERMINAL TYPE AND QUANTITY2 TAB, SOLDER LUG
INCLOSURE TYPEENCAPSULATED
INSULATION DC RESISTANCE AT 25 DEG CELSIUS10000.0 MEGOHMS
NONDERATED OPERATING TEMP-55.0 CELSIUS MINIMUM AND 85.0 CELSIUS MAXIMUM DEGC
MOUNTING FACILITY TYPE AND QUANTITY2 UNTHREADED HOLE(S)
VERIFIED SUBSTITUTES & CROSS-REFERENCES 38
CV11B130Interchangeable
interchangeable cross-reference
interchangeable
503-04119RInterchangeable
interchangeable cross-reference
interchangeable
8175962Interchangeable
interchangeable cross-reference
interchangeable
503-001D7.0-45Interchangeable
interchangeable cross-reference
interchangeable
N650-7-45Interchangeable
interchangeable cross-reference
interchangeable
2051719-0701Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 281010?
281010 is a CAPACITOR,VARIABLE,CERAMIC DIELE. It is classified as a MRO (MRO_GENERAL).
What parts can replace 281010?
There are 38 known substitutes for 281010: CV11B130, 503-04119R, 8175962 and 35 more. Substitute compatibility should be verified for your specific system.
Is 281010 still available?
281010 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