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1AC4391351-6 ✓ 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,FIXED,MICA DIELECTRIC. Key specifications include end_type: EXTERNAL THREAD FIRST END, material: STEEL, body_style: STRAIGHT SHAPE, EXTERNAL COUPLING, body_width: 0.290 INCHES MINIMUM AND 0.325 INCHES MAXIMUM IN, body_height: 0.105 INCHES MINIMUM AND 0.175 INCHES MAXIMUM IN, body_length: 0.735 INCHES MINIMUM AND 0.830 INCHES MAXIMUM IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3030-00-819-6201, 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
1AC4391351-6
NSN: 3030-00-819-6201
FSC: 3030
CAGE: 33844 — KLAUER MANUFACTURING COMPANY (USA)
SPECIFICATIONS
end_typeEXTERNAL THREAD FIRST END
materialSTEEL
body_styleSTRAIGHT SHAPE, EXTERNAL COUPLING
body_width0.290 INCHES MINIMUM AND 0.325 INCHES MAXIMUM IN
body_height0.105 INCHES MINIMUM AND 0.175 INCHES MAXIMUM IN
body_length0.735 INCHES MINIMUM AND 0.830 INCHES MAXIMUM IN
thread_class2A A
overall_width1.000 INCHES NOMINAL IN
rating_methodWINDING TURNS SINGLE COMPONENT SINGLE WINDING
terminal_typeSOLDER WELL SINGLE MATING END SINGLE CONTACT GROUPING
turn_quantity36 SINGLE COMPONENT SINGLE WINDING
coil_form_typeSOLID SINGLE COMPONENT
NSN3030-00-819-6201
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CAPACITOR,FIXED,MICA DIELECTRIC TITLE COMPONENT PN 1AC4391351-6 MFR CAPACITOR,FIXED,MICA D
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 27
8329Interchangeable
interchangeable cross-reference
interchangeable
556894-1Interchangeable
interchangeable cross-reference
interchangeable
8169A0440-1AInterchangeable
interchangeable cross-reference
interchangeable
698983-000Interchangeable
interchangeable cross-reference
interchangeable
A232316Interchangeable
interchangeable cross-reference
interchangeable
522307Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 1AC4391351-6?
1AC4391351-6 is a CAPACITOR,FIXED,MICA DIELECTRIC.
What parts can replace 1AC4391351-6?
There are 27 known substitutes for 1AC4391351-6: 8329, 556894-1, 8169A0440-1A and 24 more. Substitute compatibility should be verified for your specific system.
Is 1AC4391351-6 still available?
1AC4391351-6 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026