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Technical Data Sheet
PartsTable / MRO / CN800301
CN800301 ✓ 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,AIR DIELECTRI. Key specifications include shaft_type: ROUND SINGLE SHAFT, shaft_length: 0.625 INCHES NOMINAL SINGLE SHAFT IN, inclosure_type: UNINCLOSED, overall_length: 2.281 INCHES NOMINAL IN, shaft_diameter: 0.250 INCHES NOMINAL SINGLE SHAFT IN, nominal_thread_size: 0.138 INCHES IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5910-00-649-2908, 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→ CN800301
NSN: 5910-00-649-2908
FSC: 5910
CAGE: 58022 — R F PRODUCTS, INC (USA)
SPECIFICATIONS
shaft_typeROUND SINGLE SHAFT
shaft_length0.625 INCHES NOMINAL SINGLE SHAFT IN
inclosure_typeUNINCLOSED
overall_length2.281 INCHES NOMINAL IN
shaft_diameter0.250 INCHES NOMINAL SINGLE SHAFT IN
nominal_thread_size0.138 INCHES IN
tuning_characteristicSTRAIGHT LINE FREQUENCY SINGLE SECTION
adjustment_device_rotation180.0 DEGREES NOMINAL CLOCKWISE AND 180.0 DEGREES NOMINAL COUNTERCLOCKWISE
terminal_type_and_quantity2 TAB, SOLDER LUG
capacitance_range_in_picofarads+12.0 TO 479.4 SINGLE SECTION
nonderated_voltage_rating_and_type600.0 AC PEAK SINGLE SECTION
mounting_facility_type_and_quantity8 THREADED HOLE(S)
NSN5910-00-649-2908
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CAPACITOR,VARIABLE,AIR DIELECTRI TITLE COMPONENT PN CN800301 MFR CAPACITOR,VARIABLE,AIR
KEY FEATURES
•
CAPACITANCE RANGE IN PICOFARADS: +12.0 TO 479.4 SINGLE SECTION
•
TUNING CHARACTERISTIC: STRAIGHT LINE FREQUENCY SINGLE SECTION
•
TERMINAL TYPE AND QUANTITY: 2 TAB, SOLDER LUG
•
SHAFT DIAMETER: 0.250 INCHES NOMINAL SINGLE SHAFT IN
•
ADJUSTMENT DEVICE ROTATION: 180.0 DEGREES NOMINAL CLOCKWISE AND 180.0 DEGREES NOMINAL COUNTERCLOCKWISE
•
SHAFT LENGTH: 0.625 INCHES NOMINAL SINGLE SHAFT IN
•
ADJUSTMENT DEVICE DRIVE TYPE AND QUANTITY: 1 SHAFT
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)
CAPACITANCE RANGE IN PICOFARADS+12.0 TO 479.4 SINGLE SECTION
TUNING CHARACTERISTICSTRAIGHT LINE FREQUENCY SINGLE SECTION
TERMINAL TYPE AND QUANTITY2 TAB, SOLDER LUG
OVERALL LENGTH2.281 INCHES NOMINAL IN
SHAFT DIAMETER0.250 INCHES NOMINAL SINGLE SHAFT IN
ADJUSTMENT DEVICE ROTATION180.0 DEGREES NOMINAL CLOCKWISE AND 180.0 DEGREES NOMINAL COUNTERCLOCKWISE
SHAFT LENGTH0.625 INCHES NOMINAL SINGLE SHAFT IN
ADJUSTMENT DEVICE DRIVE TYPE AND QUANTITY1 SHAFT
MOUNTING FACILITY TYPE AND QUANTITY8 THREADED HOLE(S)
NOMINAL THREAD SIZE0.138 INCHES IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 11
PE5739Interchangeable
interchangeable cross-reference
interchangeable
510-0530Interchangeable
interchangeable cross-reference
interchangeable
80030-1Interchangeable
interchangeable cross-reference
interchangeable
59919AInterchangeable
interchangeable cross-reference
interchangeable
SM-B-321347Interchangeable
interchangeable cross-reference
interchangeable
002191Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is CN800301?
CN800301 is a CAPACITOR,VARIABLE,AIR DIELECTRI. It is classified as a MRO (MRO_GENERAL).
What parts can replace CN800301?
There are 11 known substitutes for CN800301: PE5739, 510-0530, 80030-1 and 8 more. Substitute compatibility should be verified for your specific system.
Is CN800301 still available?
CN800301 is currently cancelled.
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PartsTable Design LLC · partstable.com
Last verified: July 2026