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Technical Data Sheet
C54121 ✓ 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 length: 0.188 INCHES NOMINAL SQUARE END IN, material: STEEL OVERALL, thread_length: 0.630 INCHES MINIMUM IN, overall_length: 1.813 INCHES NOMINAL IN, shank_diameter: 0.141 INCHES NOMINAL IN, style_designator: STRAIGHT FLUTE. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5136-00-580-7323, 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
C54121
NSN: 5136-00-580-7323
FSC: 5136
CAGE: 60NQ9 — GREENFIELD INDUSTRIES INC (USA)
SPECIFICATIONS
length0.188 INCHES NOMINAL SQUARE END IN
materialSTEEL OVERALL
thread_length0.630 INCHES MINIMUM IN
flute_quantity3
overall_length1.813 INCHES NOMINAL IN
shank_diameter0.141 INCHES NOMINAL IN
style_designatorSTRAIGHT FLUTE
thread_directionRIGHT-HAND
thread_structureREGULAR
width_across_flats0.110 INCHES NOMINAL IN
starting_chamfer_typePLUG
thread_forming_methodGROUND
NSN5136-00-580-7323
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CAPACITOR,FIXED,ELECTROLYTIC TITLE COMPONENT PN C54121 MFR CAPACITOR,FIXED,ELECTR
KEY FEATURES
SHANK DIAMETER: 0.141 INCHES NOMINAL IN
STYLE DESIGNATOR: STRAIGHT FLUTE
THREAD SIZE AND SERIES/TYPE DESIGNATOR: 0.099-56 UNF
STARTING CHAMFER TYPE: PLUG
SPECIFICATION/STANDARD DATA: 05047-ASME B94.9 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
FLUTE QUANTITY: 3
MATERIAL: STEEL OVERALL
THREAD FORMING METHOD: GROUND
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)
SHANK DIAMETER0.141 INCHES NOMINAL IN
STYLE DESIGNATORSTRAIGHT FLUTE
THREAD SIZE AND SERIES/TYPE DESIGNATOR0.099-56 UNF
STARTING CHAMFER TYPEPLUG
SPECIFICATION/STANDARD DATA05047-ASME B94.9 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
FLUTE QUANTITY3
MATERIALSTEEL OVERALL
THREAD FORMING METHODGROUND
WIDTH ACROSS FLATS0.110 INCHES NOMINAL IN
THREAD STRUCTUREREGULAR
VERIFIED SUBSTITUTES & CROSS-REFERENCES 26
10972Interchangeable
interchangeable cross-reference
interchangeable
2500613-1Interchangeable
interchangeable cross-reference
interchangeable
4252-01-01Interchangeable
interchangeable cross-reference
interchangeable
15167Interchangeable
interchangeable cross-reference
interchangeable
013-1383-070Interchangeable
interchangeable cross-reference
interchangeable
EEP1546-101Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is C54121?
C54121 is a CAPACITOR,FIXED,ELECTROLYTIC.
What parts can replace C54121?
There are 26 known substitutes for C54121: 10972, 2500613-1, 4252-01-01 and 23 more. Substitute compatibility should be verified for your specific system.
Is C54121 still available?
C54121 is currently cancelled.
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