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TC618 ✓ 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,PAPER DIELECTRIC. Key specifications include phase: THREE LOCATION NOT OTHERWISE SPECIFIED, end_type: EXTERNAL THREAD SECOND END, material: IRON MALLEABLE, end_style: SPRING END,SQUARED AND GROUND BOTH ENDS, body_style: STRAIGHT SHAPE W/FLANGE, head_style: PAN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 2520-00-734-2536, 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
TC618
NSN: 2520-00-734-2536
FSC: 2520
CAGE: 98435 — MARMON GROUP INC THE ACTIVE GEAR CO DIV (USA)
SPECIFICATIONS
phaseTHREE LOCATION NOT OTHERWISE SPECIFIED
end_typeEXTERNAL THREAD SECOND END
materialIRON MALLEABLE
end_styleSPRING END,SQUARED AND GROUND BOTH ENDS
body_styleSTRAIGHT SHAPE W/FLANGE
head_stylePAN
body_length4.312 INCHES NOMINAL IN
head_height0.122 INCHES MINIMUM AND 0.133 INCHES MAXIMUM IN
input_phaseTHREE LOCATION NOT OTHERWISE SPECIFIED
shank_height0.375 INCHES NOMINAL IN
thread_class2A A
body_diameter1.500 INCHES NOMINAL IN
NSN2520-00-734-2536
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CAPACITOR,FIXED,PAPER DIELECTRIC TITLE COMPONENT PN TC618 MFR CAPACITOR,FIXED,PAPER
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 19
2536Interchangeable
interchangeable cross-reference
interchangeable
HY-524-2Interchangeable
interchangeable cross-reference
interchangeable
8A7231Interchangeable
interchangeable cross-reference
interchangeable
365826032Interchangeable
interchangeable cross-reference
interchangeable
2B2536Interchangeable
interchangeable cross-reference
interchangeable
76T350Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is TC618?
TC618 is a CAPACITOR,FIXED,PAPER DIELECTRIC.
What parts can replace TC618?
There are 19 known substitutes for TC618: 2536, HY-524-2, 8A7231 and 16 more. Substitute compatibility should be verified for your specific system.
What is the NSN for TC618?
TC618 is cataloged in the Federal Logistics Information System (FLIS) under NSN 2520-00-734-2536. 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