PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MILC91Capacitor,fixed,paper Dielectric

Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M · NSN 5910-00-668-0584 · FSC 5910 · No Item Name Available
Verified by PartsTable
NSN 5910-00-668-0584 — this item is cataloged by the U.S. Government under National Stock Number 5910-00-668-0584. Primary manufacturer part number: MILC91.
Features
  • Capacitor,fixed,paper Dielectric — FSC 5910
  • Insulation Resistance at Maximum Operating Temp: 600.0 MEGOHM-MICROFARADS
  • Terminal Type and Quantity: 2 UNINSULATED WIRE LEAD
  • Terminal Length: 1.250 INCHES MINIMUM IN
  • Nonderated Continuous Voltage Rating and Type Per Section: 300.0 DC SINGLE SECTION
  • Test Data Document: 81349-MIL-C-91 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.).
  • Nonderated Operating Temp: -55.0 CELSIUS MINIMUM AND 85.0 CELSIUS MAXIMUM DEGC
  • Schematic Diagram Designator: NO COMMON OR GROUNDED ELECTRODE(S)
Applications
  • Circuit regulation and filtering
  • Signal conditioning
  • Power supply stabilization
  • Applications requiring Plastic Case construction
General Description

The Capacitor,fixed,paper Dielectric, cataloged under National Stock Number 5910-00-668-0584, is classified within Federal Supply Class 5910 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M. Government technical data includes 18 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5910-00-668-0584
Primary Part NumberMILC91
Item NameCapacitor,fixed,paper Dielectric
FSC / FSG5910 / 59 — No Item Name Available
ManufacturerMilitary Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
StatusCANCELLED
Insulation Resistance at Maximum Operating Temp600.0 MEGOHM-MICROFARADS
Terminal Type and Quantity2 UNINSULATED WIRE LEAD
Terminal Length1.250 INCHES MINIMUM IN
Nonderated Continuous Voltage Rating and Type Per Section300.0 DC SINGLE SECTION
Test Data Document81349-MIL-C-91 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.).
Nonderated Operating Temp-55.0 CELSIUS MINIMUM AND 85.0 CELSIUS MAXIMUM DEGC
Schematic Diagram DesignatorNO COMMON OR GROUNDED ELECTRODE(S)
Tolerance Range Per Section-20.00 TO 20.00 PERCENT SINGLE SECTION
Body Length0.812 INCHES NOMINAL IN
Internal Electrical Connection TypeEXTENDED FOIL
Body Width0.219 INCHES NOMINAL IN
Body Height0.531 INCHES NOMINAL IN
Capacitance Value Per Section10000.000 PICOFARADS SINGLE SECTION
Insulation Resistance at Reference Temp6000.0 MEGOHM-MICROFARADS
Dissipation Factor at Reference Temp in Percent0.8000
MaterialPLASTIC CASE
Body StyleW/O MTG FACILITIES, TERMINALS ON OPPOSITE SURFACES
Reliability IndicatorNOT ESTABLISHED
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 1
5910-00-632-7428 INTERCHANGEABLE
Capacitor,fixed,plastic Dielectr
Cross-Reference Index
Part NumberManufacturer
MILC91 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
CN22AX103M Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
10-1164-87-01-9 Hensoldt Sensors Gmbh Div Seps (DEU)
Related Parts
5910-00-632-7428INTERCHANGEABLE
CAPACITOR,FIXED,PLASTIC DIELECTR

Frequently Asked Questions

What is NSN 5910-00-668-0584?

NSN 5910-00-668-0584 is a Capacitor,fixed,paper Dielectric, manufactured by Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M, classified under FSC 5910 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5910-00-668-0584?

NSN 5910-00-668-0584 has 3 cross-referenced part numbers: MILC91 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), CN22AX103M (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), 10-1164-87-01-9 (Hensoldt Sensors Gmbh Div Seps).

What NSN replaces 5910-00-668-0584?

There is 1 known substitute for 5910-00-668-0584: 5910-00-632-7428. Verify interchangeability with system specifications before substitution.

What are the specifications of MILC91?

Key specifications for MILC91: Insulation Resistance at Maximum Operating Temp: 600.0 MEGOHM-MICROFARADS; Terminal Type and Quantity: 2 UNINSULATED WIRE LEAD; Terminal Length: 1.250 INCHES MINIMUM IN; Nonderated Continuous Voltage Rating and Type Per Section: 300.0 DC SINGLE SECTION. 18 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5910-00-668-0584 still in active supply?

NSN 5910-00-668-0584 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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