PartsTable
Technical Data Sheet
PartsTable / MRO / 3330-313939281
3330-313939281 ✓ 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: 0.937 INCHES NOMINAL IN, body_height: 0.703 INCHES NOMINAL IN, body_length: 1.218 INCHES NOMINAL IN, inclosure_type: HERMETICALLY SEALED, nonderated_operating_temp: -55.0 CELSIUS MINIMUM AND 85.0 CELSIUS MAXIMUM DEGC. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5910-00-126-1621, 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→ 3330-313939281
NSN: 5910-00-126-1621
FSC: 5910
CAGE: 80049 — DEPARTMENT OF THE AIR FORCE (USA)
SPECIFICATIONS
body_styleROTARY
body_width0.937 INCHES NOMINAL IN
body_height0.703 INCHES NOMINAL IN
body_length1.218 INCHES NOMINAL IN
inclosure_typeHERMETICALLY SEALED
nonderated_operating_temp-55.0 CELSIUS MINIMUM AND 85.0 CELSIUS MAXIMUM DEGC
terminal_type_and_quantity2 TAB, SOLDER LUG
capacitance_range_in_picofarads+20.0 TO 125.0 SINGLE SECTION
unthreaded_mounting_hole_diameter0.112 INCHES NOMINAL IN
nonderated_voltage_rating_and_type500.0 DC CONTINUOUS SINGLE SECTION
mounting_facility_type_and_quantity2 UNTHREADED HOLE(S)
adjustment_device_drive_type_and_quantity1 SLOTTED SCREW
NSN5910-00-126-1621
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CAPACITOR,VARIABLE,CERAMIC DIELE TITLE COMPONENT PN 3330-313939281 MFR CAPACITOR,VARIABLE,CER
KEY FEATURES
•
BODY STYLE: ROTARY
•
BODY WIDTH: 0.937 INCHES NOMINAL IN
•
CAPACITANCE RANGE IN PICOFARADS: +20.0 TO 125.0 SINGLE SECTION
•
NONDERATED VOLTAGE RATING AND TYPE: 500.0 DC CONTINUOUS SINGLE SECTION
•
TERMINAL TYPE AND QUANTITY: 2 TAB, SOLDER LUG
•
ADJUSTMENT DEVICE DRIVE TYPE AND QUANTITY: 1 SLOTTED SCREW
•
CAPACITANCE CHANGE IN PERCENT AT OPERATING TEMP FROM 25 DEG CELSIUS: +1.50 TO 7.00 MINIMUM AND -5.00/-1.50 MAXIMUM SINGLE SECTION
•
NONDERATED OPERATING TEMP: -55.0 CELSIUS MINIMUM AND 85.0 CELSIUS MAXIMUM DEGC
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)
BODY STYLEROTARY
BODY WIDTH0.937 INCHES NOMINAL IN
CAPACITANCE RANGE IN PICOFARADS+20.0 TO 125.0 SINGLE SECTION
NONDERATED VOLTAGE RATING AND TYPE500.0 DC CONTINUOUS SINGLE SECTION
TERMINAL TYPE AND QUANTITY2 TAB, SOLDER LUG
ADJUSTMENT DEVICE DRIVE TYPE AND QUANTITY1 SLOTTED SCREW
CAPACITANCE CHANGE IN PERCENT AT OPERATING TEMP FROM 25 DEG CELSIUS+1.50 TO 7.00 MINIMUM AND -5.00/-1.50 MAXIMUM SINGLE SECTION
NONDERATED OPERATING TEMP-55.0 CELSIUS MINIMUM AND 85.0 CELSIUS MAXIMUM DEGC
BODY HEIGHT0.703 INCHES NOMINAL IN
UNTHREADED MOUNTING HOLE DIAMETER0.112 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 12
JANC81Interchangeable
interchangeable cross-reference
interchangeable
CV12A620Interchangeable
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
519-001A4-5-20Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 3330-313939281?
3330-313939281 is a CAPACITOR,VARIABLE,CERAMIC DIELE. It is classified as a MRO (MRO_GENERAL).
What parts can replace 3330-313939281?
There are 12 known substitutes for 3330-313939281: JANC81, CV12A620, 503-001D7.0-45 and 9 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 3330-313939281?
3330-313939281 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5910-00-126-1621. 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