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Technical Data Sheet
203A912 ✓ 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: 0.656 INCHES NOMINAL IN, shaft_type: ROUND, SLOTTED SINGLE SHAFT, body_height: 0.375 INCHES NOMINAL IN, body_length: 0.844 INCHES NOMINAL IN, inclosure_type: ENCAPSULATED. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5910-00-284-5307, 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 203A912
NSN: 5910-00-284-5307
FSC: 5910
CAGE: 24446 — GENERAL ELECTRIC COMPANY (USA)
SPECIFICATIONS
body_styleROTARY
body_width0.656 INCHES NOMINAL IN
shaft_typeROUND, SLOTTED SINGLE SHAFT
body_height0.375 INCHES NOMINAL IN
body_length0.844 INCHES NOMINAL IN
inclosure_typeENCAPSULATED
terminal_type_and_quantity2 TAB, SOLDER LUG
capacitance_range_in_picofarads+1.5 TO 7.0 SINGLE SECTION
unthreaded_mounting_hole_diameter0.120 INCHES NOMINAL IN
nonderated_voltage_rating_and_type500.0 DC CONTINUOUS ALL SECTIONS
mounting_facility_type_and_quantity2 UNTHREADED HOLE(S)
adjustment_device_drive_type_and_quantity1 SHAFT
NSN5910-00-284-5307
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CAPACITOR,VARIABLE,CERAMIC DIELE TITLE COMPONENT PN 203A912 MFR CAPACITOR,VARIABLE,CER
KEY FEATURES
SHAFT TYPE: ROUND, SLOTTED SINGLE SHAFT
INCLOSURE TYPE: ENCAPSULATED
CAPACITANCE RANGE IN PICOFARADS: +1.5 TO 7.0 SINGLE SECTION
DISTANCE BETWEEN CENTERLINES OF MOUNTING FACILITIES PARALLEL TO BODY WIDTH: 0.445 INCHES NOMINAL IN
UNTHREADED MOUNTING HOLE DIAMETER: 0.120 INCHES NOMINAL IN
TERMINAL TYPE AND QUANTITY: 2 TAB, SOLDER LUG
ADJUSTMENT DEVICE DRIVE TYPE AND QUANTITY: 1 SHAFT
MOUNTING FACILITY TYPE AND QUANTITY: 2 UNTHREADED HOLE(S)
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
INCLOSURE TYPEENCAPSULATED
CAPACITANCE RANGE IN PICOFARADS+1.5 TO 7.0 SINGLE SECTION
DISTANCE BETWEEN CENTERLINES OF MOUNTING FACILITIES PARALLEL TO BODY WIDTH0.445 INCHES NOMINAL IN
UNTHREADED MOUNTING HOLE DIAMETER0.120 INCHES NOMINAL IN
TERMINAL TYPE AND QUANTITY2 TAB, SOLDER LUG
ADJUSTMENT DEVICE DRIVE TYPE AND QUANTITY1 SHAFT
MOUNTING FACILITY TYPE AND QUANTITY2 UNTHREADED HOLE(S)
TEMP COEFFICIENT OF CAPACITANCE IN PPM PER DEG CELSIUS0.0 SINGLE SECTION
BODY LENGTH0.844 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 4
311-516Interchangeable
interchangeable cross-reference
interchangeable
41266Interchangeable
interchangeable cross-reference
interchangeable
311-0516-00Interchangeable
interchangeable cross-reference
interchangeable
7484389P1Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 203A912?
203A912 is a CAPACITOR,VARIABLE,CERAMIC DIELE. It is classified as a MRO (MRO_GENERAL).
What parts can replace 203A912?
There are 4 known substitutes for 203A912: 311-516, 41266, 311-0516-00 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 203A912?
203A912 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5910-00-284-5307. This indicates validated use in U.S. government and defense supply chains.
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