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Technical Data Sheet
12J5 ✓ Verified by PartsTable
· COMPONENT
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,MICA DIELECTR. Key specifications include tube_type: TRIODE, special_features: ENVELOPE MATERIAL: METAL. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5960-00-116-9946, 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
12J5
NSN: 5960-00-116-9946
FSC: 5960
CAGE: 81349 — MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
tube_typeTRIODE
special_featuresENVELOPE MATERIAL: METAL
NSN5960-00-116-9946
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CAPACITOR,VARIABLE,MICA DIELECTR TITLE COMPONENT PN 12J5 MFR CAPACITOR,VARIABLE,MIC
KEY FEATURES
TUBE TYPE: TRIODE
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)
TUBE TYPETRIODE
SPECIAL FEATURESENVELOPE MATERIAL: METAL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 3
FFB171Interchangeable
interchangeable cross-reference
interchangeable
5X48Interchangeable
interchangeable cross-reference
interchangeable
22IR35Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 12J5?
12J5 is a CAPACITOR,VARIABLE,MICA DIELECTR.
What parts can replace 12J5?
There are 3 known substitutes for 12J5: FFB171, 5X48, 22IR35. Substitute compatibility should be verified for your specific system.
What is the NSN for 12J5?
12J5 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5960-00-116-9946. This indicates validated use in U.S. government and defense supply chains.
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