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Q861 ✓ 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 phase: THREE SINGLE VOLTAGE, length: 12.000 INCHES NOMINAL IN, material: STEEL COMP 304 SHEATH, body_style: FINNED, TUBULAR, U SHAPED, overall_length: 13.125 INCHES NOMINAL IN, terminal_length: 1.031 INCHES NOMINAL 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 2930-01-044-9063, 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
Q861
NSN: 2930-01-044-9063
FSC: 2930
CAGE: 01212 — FEDERAL-MOGUL CORP GOVERNMENT SALES DEPT (USA)
SPECIFICATIONS
phaseTHREE SINGLE VOLTAGE
length12.000 INCHES NOMINAL IN
materialSTEEL COMP 304 SHEATH
body_styleFINNED, TUBULAR, U SHAPED
heat_quantity1
overall_length13.125 INCHES NOMINAL IN
terminal_length1.031 INCHES NOMINAL IN
thread_quantity32 PER INCH STUD
element_quantity1
special_featuresEPOXY SEALED
terminal_quantity2
frequency_in_hertz60.0
NSN2930-01-044-9063
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CAPACITOR,VARIABLE,MICA DIELECTR TITLE COMPONENT PN Q861 MFR CAPACITOR,VARIABLE,MIC
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
VERIFIED SUBSTITUTES & CROSS-REFERENCES 17
701-050Interchangeable
interchangeable cross-reference
interchangeable
B1486Interchangeable
interchangeable cross-reference
interchangeable
PC375Interchangeable
interchangeable cross-reference
interchangeable
50445Interchangeable
interchangeable cross-reference
interchangeable
35620HCInterchangeable
interchangeable cross-reference
interchangeable
411623-01DInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is Q861?
Q861 is a CAPACITOR,VARIABLE,MICA DIELECTR.
What parts can replace Q861?
There are 17 known substitutes for Q861: 701-050, B1486, PC375 and 14 more. Substitute compatibility should be verified for your specific system.
What is the NSN for Q861?
Q861 is cataloged in the Federal Logistics Information System (FLIS) under NSN 2930-01-044-9063. 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