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Technical Data Sheet
PartsTable / MRO / 394BCAPACIT0R
394BCAPACIT0R ✓ 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, SLOTTED SINGLE SHAFT, shaft_length: 0.562 INCHES NOMINAL SINGLE SHAFT IN, inclosure_type: UNINCLOSED, overall_length: 2.250 INCHES NOMINAL IN, shaft_diameter: 0.250 INCHES NOMINAL SINGLE SHAFT IN, nominal_thread_size: 0.112 INCHES 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 5910-00-228-6091, 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→ 394BCAPACIT0R
NSN: 5910-00-228-6091
FSC: 5910
CAGE: 64959 — AMERICAN TELEPHONE AND TELEGRAPH CO (USA)
SPECIFICATIONS
shaft_typeROUND, SLOTTED SINGLE SHAFT
shaft_length0.562 INCHES NOMINAL SINGLE SHAFT IN
inclosure_typeUNINCLOSED
overall_length2.250 INCHES NOMINAL IN
shaft_diameter0.250 INCHES NOMINAL SINGLE SHAFT IN
nominal_thread_size0.112 INCHES IN
adjustment_device_rotation180.0 DEGREES NOMINAL CLOCKWISE AND 180.0 DEGREES NOMINAL COUNTERCLOCKWISE
terminal_type_and_quantity3 TAB, SOLDER LUG
split-stator_rotary_plate_typeDIFFERENTIAL
capacitance_range_in_picofarads+6.0 TO 75.0 SINGLE SECTION
mounting_facility_type_and_quantity2 THREADED HOLE(S)
adjustment_device_drive_type_and_quantity1 SHAFT
NSN5910-00-228-6091
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CAPACITOR,VARIABLE,AIR DIELECTRI TITLE COMPONENT PN 394BCAPACIT0R MFR CAPACITOR,VARIABLE,AIR
KEY FEATURES
•
SHAFT TYPE: ROUND, SLOTTED SINGLE SHAFT
•
MOUNTING FACILITY SCREW THREAD SERIES DESIGNATOR: UNIFIED NATIONAL COARSE (UNC)
•
INCLOSURE TYPE: UNINCLOSED
•
ADJUSTMENT DEVICE DRIVE TYPE AND QUANTITY: 1 SHAFT
•
TERMINAL TYPE AND QUANTITY: 3 TAB, SOLDER LUG
•
MOUNTING FACILITY TYPE AND QUANTITY: 2 THREADED HOLE(S)
•
SHAFT LENGTH: 0.562 INCHES NOMINAL SINGLE SHAFT 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)
SHAFT TYPEROUND, SLOTTED SINGLE SHAFT
MOUNTING FACILITY SCREW THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)
INCLOSURE TYPEUNINCLOSED
ADJUSTMENT DEVICE DRIVE TYPE AND QUANTITY1 SHAFT
TERMINAL TYPE AND QUANTITY3 TAB, SOLDER LUG
MOUNTING FACILITY TYPE AND QUANTITY2 THREADED HOLE(S)
SHAFT LENGTH0.562 INCHES NOMINAL SINGLE SHAFT IN
OVERALL LENGTH2.250 INCHES NOMINAL IN
SHAFT DIAMETER0.250 INCHES NOMINAL SINGLE SHAFT IN
CAPACITANCE RANGE IN PICOFARADS+6.0 TO 75.0 SINGLE SECTION
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
13228Interchangeable
interchangeable cross-reference
interchangeable
517-30Interchangeable
interchangeable cross-reference
interchangeable
394BInterchangeable
interchangeable cross-reference
interchangeable
WW-S-2739Interchangeable
interchangeable cross-reference
interchangeable
901 1-2Interchangeable
interchangeable cross-reference
interchangeable
200134AEPC513Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 394BCAPACIT0R?
394BCAPACIT0R is a CAPACITOR,VARIABLE,AIR DIELECTRI. It is classified as a MRO (MRO_GENERAL).
What parts can replace 394BCAPACIT0R?
There are 7 known substitutes for 394BCAPACIT0R: 13228, 517-30, 394B and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 394BCAPACIT0R?
394BCAPACIT0R is cataloged in the Federal Logistics Information System (FLIS) under NSN 5910-00-228-6091. 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