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MIL-T-55155/30 — Technical Data Sheet

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— · 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

The CAPACITOR,FIXED,ELECTROLYTIC is a the manufacturer cache protection component designed to preserve data integrity during power loss events in enterprise server and storage controller environments. Key specifications include material: COPPER ALLOY OVERALL, swage_depth: 0.062 INCHES IN, overall_height: 0.734 INCHES IN, terminal_length: 0.438 INCHES IN, largest_diameter: 0.200 INCHES SINGLE END IN, overall_diameter: 0.183 INCHES IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5940-00-082-4892, 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
MIL-T-55155/30
NSN: 5940-00-082-4892
FSC: 5940
CAGE: 81349 — MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
materialCOPPER ALLOY OVERALL
swage_depth0.062 INCHES IN
overall_height0.734 INCHES IN
terminal_length0.438 INCHES IN
largest_diameter0.200 INCHES SINGLE END IN
overall_diameter0.183 INCHES IN
special_features0.094 IN. MOUNTING HOLE DIA IN
basic_shape_styleNONTUBULAR, ROUND
surface_treatmentTIN OR LEAD OVERALL SECOND LAYER
minor_bushing_length0.234 INCHES IN
mounting_method_styleSWAGE
turret_minor_diameter0.125 INCHES SINGLE END IN
NSN5940-00-082-4892
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CAPACITOR,FIXED,ELECTROLYTIC TITLE COMPONENT PN MIL-T-55155/30 MFR CAPACITOR,FIXED,ELECTR
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 37
1332Interchangeable
interchangeable cross-reference
interchangeable
D300R/5Interchangeable
interchangeable cross-reference
interchangeable
81AD1679-22Interchangeable
interchangeable cross-reference
interchangeable
15035Interchangeable
interchangeable cross-reference
interchangeable
356Interchangeable
interchangeable cross-reference
interchangeable
1379Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is MIL-T-55155/30?
MIL-T-55155/30 is a CAPACITOR,FIXED,ELECTROLYTIC.
What parts can replace MIL-T-55155/30?
There are 37 known substitutes for MIL-T-55155/30: 1332, D300R/5, 81AD1679-22 and 34 more. Substitute compatibility should be verified for your specific system.
Is MIL-T-55155/30 still available?
MIL-T-55155/30 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: September 2026