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Technical Data Sheet
C54139 ✓ 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: 0.562 INCHES NOMINAL IN, overall_length: 1.875 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 5136-00-821-1026, 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
C54139
NSN: 5136-00-821-1026
FSC: 5136
CAGE: 1NEX4 — KENNAMETAL INC. DIV KENNAMETAL INDUSTRIAL PRODUCTS GROUP (USA)
SPECIFICATIONS
length0.188 INCHES NOMINAL SQUARE END IN
materialSTEEL OVERALL
thread_length0.562 INCHES NOMINAL IN
flute_quantity3
overall_length1.875 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_typeTAPER
thread_forming_methodGROUND
NSN5136-00-821-1026
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CAPACITOR,FIXED,ELECTROLYTIC TITLE COMPONENT PN C54139 MFR CAPACITOR,FIXED,ELECTR
KEY FEATURES
STYLE DESIGNATOR: STRAIGHT FLUTE
WIDTH ACROSS FLATS: 0.110 INCHES NOMINAL IN
LENGTH: 0.188 INCHES NOMINAL SQUARE END IN
FLUTE QUANTITY: 3
THREAD SIZE AND SERIES/TYPE DESIGNATOR: 0.112-36 UNS
STARTING CHAMFER TYPE: TAPER
SPECIFICATION/STANDARD DATA: 05047-ASME B94.9 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
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)
STYLE DESIGNATORSTRAIGHT FLUTE
WIDTH ACROSS FLATS0.110 INCHES NOMINAL IN
LENGTH0.188 INCHES NOMINAL SQUARE END IN
FLUTE QUANTITY3
OVERALL LENGTH1.875 INCHES NOMINAL IN
THREAD SIZE AND SERIES/TYPE DESIGNATOR0.112-36 UNS
STARTING CHAMFER TYPETAPER
SPECIFICATION/STANDARD DATA05047-ASME B94.9 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
THREAD FORMING METHODGROUND
THREAD STRUCTUREREGULAR
VERIFIED SUBSTITUTES & CROSS-REFERENCES 26
1000-0127Interchangeable
interchangeable cross-reference
interchangeable
BJ20Interchangeable
interchangeable cross-reference
interchangeable
85-0983771Interchangeable
interchangeable cross-reference
interchangeable
15174Interchangeable
interchangeable cross-reference
interchangeable
E38-31Interchangeable
interchangeable cross-reference
interchangeable
M9070Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is C54139?
C54139 is a CAPACITOR,FIXED,ELECTROLYTIC.
What parts can replace C54139?
There are 26 known substitutes for C54139: 1000-0127, BJ20, 85-0983771 and 23 more. Substitute compatibility should be verified for your specific system.
Is C54139 still available?
C54139 is currently cancelled.
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