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PartsTable / COMPONENT / M55155-30-12
M55155-30-12 ✓ 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

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 OVERALL, swage_depth: 0.062 INCHES IN, overall_height: 0.640 INCHES IN, terminal_length: 0.438 INCHES IN, largest_diameter: 0.200 INCHES SINGLE END IN, overall_diameter: 0.312 INCHES 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 5940-00-916-2761, 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
M55155-30-12
NSN: 5940-00-916-2761
FSC: 5940
CAGE: 81349 — MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
materialCOPPER OVERALL
swage_depth0.062 INCHES IN
overall_height0.640 INCHES IN
terminal_length0.438 INCHES IN
largest_diameter0.200 INCHES SINGLE END IN
overall_diameter0.312 INCHES IN
basic_shape_styleNONTUBULAR, ROUND
precious_materialGOLD
surface_treatmentGOLD OVERALL SINGLE LAYER
minor_bushing_length0.140 INCHES IN
mounting_method_styleSWAGE
turret_minor_diameter0.125 INCHES SINGLE END IN
NSN5940-00-916-2761
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CAPACITOR,FIXED,ELECTROLYTIC TITLE COMPONENT PN M55155-30-12 MFR CAPACITOR,FIXED,ELECTR
KEY FEATURES
•
OVERALL DIAMETER: 0.312 INCHES IN
•
BASIC SHAPE STYLE: NONTUBULAR, ROUND
•
MINOR BUSHING LENGTH: 0.140 INCHES IN
•
MATERIAL: COPPER OVERALL
•
PRECIOUS MATERIAL AND WEIGHT: 0.040 GOLD GRAINS, TROY
•
TERMINAL LENGTH: 0.438 INCHES IN
•
LARGEST DIAMETER: 0.200 INCHES SINGLE END IN
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)
OVERALL HEIGHT0.640 INCHES IN
OVERALL DIAMETER0.312 INCHES IN
BASIC SHAPE STYLENONTUBULAR, ROUND
MINOR BUSHING LENGTH0.140 INCHES IN
MATERIALCOPPER OVERALL
PRECIOUS MATERIAL AND WEIGHT0.040 GOLD GRAINS, TROY
TERMINAL LENGTH0.438 INCHES IN
LARGEST DIAMETER0.200 INCHES SINGLE END IN
CONDUCTOR ACCOMMODATION TYPEDOUBLE TURRET SINGLE END
MOUNTING METHOD STYLESWAGE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 39
MS17122-16Interchangeable
interchangeable cross-reference
interchangeable
10-604-4Interchangeable
interchangeable cross-reference
interchangeable
5940PL0835669Interchangeable
interchangeable cross-reference
interchangeable
MS17122-14Interchangeable
interchangeable cross-reference
interchangeable
4510DInterchangeable
interchangeable cross-reference
interchangeable
10-209-4-5Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is M55155-30-12?
M55155-30-12 is a CAPACITOR,FIXED,ELECTROLYTIC.
What parts can replace M55155-30-12?
There are 39 known substitutes for M55155-30-12: MS17122-16, 10-604-4, 5940PL0835669 and 36 more. Substitute compatibility should be verified for your specific system.
What is the NSN for M55155-30-12?
M55155-30-12 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5940-00-916-2761. This indicates validated use in U.S. government and defense supply chains.
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PartsTable Design LLC · partstable.com
Last verified: July 2026