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Technical Data Sheet
PartsTable / MRO / M83421-01-5168M
M83421-01-5168M ✓ Verified by PartsTable
— · MRO · MRO_GENERAL
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,METALLIZED,PAPER. Key specifications include body_style: W/O MTG FACILITIES, AXIAL TERMINALS, body_length: 1.063 INCHES NOMINAL IN, body_diameter: 0.400 INCHES NOMINAL IN, terminal_length: 1.625 INCHES MINIMUM IN, features_provided: HERMETICALLY SEALED CASE, terminal_diameter: 0.032 INCHES NOMINAL 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 5910-01-111-1091, 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
MRO→ MRO_GENERAL→ M83421-01-5168M
NSN: 5910-01-111-1091
FSC: 5910
CAGE: 81349 — MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
body_styleW/O MTG FACILITIES, AXIAL TERMINALS
body_length1.063 INCHES NOMINAL IN
body_diameter0.400 INCHES NOMINAL IN
terminal_length1.625 INCHES MINIMUM IN
features_providedHERMETICALLY SEALED CASE
terminal_diameter0.032 INCHES NOMINAL IN
reliability_indicatorESTABLISHED
case_insulation_materialPLASTIC
nonderated_operating_temp-65.0 CELSIUS MINIMUM AND 100.0 CELSIUS MAXIMUM DEGC
terminal_type_and_quantity2 UNINSULATED WIRE LEAD
tolerance_range_per_section-10.00 TO 10.00 PERCENT SINGLE SECTION
schematic_diagram_designatorNO COMMON OR GROUNDED ELECTRODE(S)
NSN5910-01-111-1091
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CAPACITOR,FIXED,METALLIZED,PAPER TITLE COMPONENT PN M83421-01-5168M MFR CAPACITOR,FIXED,METALL
KEY FEATURES
•
TERMINAL LENGTH: 1.625 INCHES MINIMUM IN
•
NONDERATED OPERATING TEMP: -65.0 CELSIUS MINIMUM AND 100.0 CELSIUS MAXIMUM DEGC
•
SCHEMATIC DIAGRAM DESIGNATOR: NO COMMON OR GROUNDED ELECTRODE(S)
•
CASE INSULATION MATERIAL: PLASTIC
•
TEST DATA DOCUMENT: 81349-MIL-C-83421 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
•
DISSIPATION FACTOR AT REFERENCE TEMP IN PERCENT: 0.1500
•
TERMINAL TYPE AND QUANTITY: 2 UNINSULATED WIRE LEAD
•
INSULATION RESISTANCE AT REFERENCE TEMP: 3000000.0 MEGOHMS
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)
TERMINAL LENGTH1.625 INCHES MINIMUM IN
NONDERATED OPERATING TEMP-65.0 CELSIUS MINIMUM AND 100.0 CELSIUS MAXIMUM DEGC
SCHEMATIC DIAGRAM DESIGNATORNO COMMON OR GROUNDED ELECTRODE(S)
CASE INSULATION MATERIALPLASTIC
TEST DATA DOCUMENT81349-MIL-C-83421 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
DISSIPATION FACTOR AT REFERENCE TEMP IN PERCENT0.1500
TERMINAL TYPE AND QUANTITY2 UNINSULATED WIRE LEAD
INSULATION RESISTANCE AT REFERENCE TEMP3000000.0 MEGOHMS
TERMINAL DIAMETER0.032 INCHES NOMINAL IN
RELIABILITY INDICATORESTABLISHED
VERIFIED SUBSTITUTES & CROSS-REFERENCES 22
M83421-01-7183MInterchangeable
interchangeable cross-reference
interchangeable
MILC83421Interchangeable
interchangeable cross-reference
interchangeable
MIL-PRF-83421/1Interchangeable
interchangeable cross-reference
interchangeable
M83421/01-2172RInterchangeable
interchangeable cross-reference
interchangeable
MILC83421-1Interchangeable
interchangeable cross-reference
interchangeable
2184Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is M83421-01-5168M?
M83421-01-5168M is a CAPACITOR,FIXED,METALLIZED,PAPER. It is classified as a MRO (MRO_GENERAL).
What parts can replace M83421-01-5168M?
There are 22 known substitutes for M83421-01-5168M: M83421-01-7183M, MILC83421, MIL-PRF-83421/1 and 19 more. Substitute compatibility should be verified for your specific system.
What is the NSN for M83421-01-5168M?
M83421-01-5168M is cataloged in the Federal Logistics Information System (FLIS) under NSN 5910-01-111-1091. 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