PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

CM85FS242JM1Capacitor,fixed,mica Dielectric

Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M · NSN 5910-00-644-5859 · FSC 5910 · No Item Name Available
Verified by PartsTable
NSN 5910-00-644-5859 — this item is cataloged by the U.S. Government under National Stock Number 5910-00-644-5859. Primary manufacturer part number: CM85FS242JM1.
Features
  • Capacitor,fixed,mica Dielectric — FSC 5910
  • Insulation Resistance at Maximum Operating Temp: 2000.0 MEGOHMS
  • Capacitance Value Per Section: 2400.000 PICOFARADS SINGLE SECTION
  • Highest Frequency at Which Rf Current Rating Applies in Kilohertz: 3000.0
  • Lowest Frequency at Which Rf Current Rating Applies in Kilohertz: 100.0
  • Body Diameter: 5.000 INCHES NOMINAL IN
  • Specification/standard Data: 81349-MIL-C-5/15 GOVERNMENT SPECIFICATION
  • Nonderated Operating Temp: -55.0 CELSIUS MINIMUM AND 70.0 CELSIUS MAXIMUM DEGC
Applications
  • Circuit regulation and filtering
  • Signal conditioning
  • Power supply stabilization
  • Applications requiring Plastic Case construction
General Description

The Capacitor,fixed,mica Dielectric, cataloged under National Stock Number 5910-00-644-5859, 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 24 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5910-00-644-5859
Primary Part NumberCM85FS242JM1
Item NameCapacitor,fixed,mica Dielectric
FSC / FSG5910 / 59 — No Item Name Available
ManufacturerMilitary Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
StatusACTIVE
Insulation Resistance at Maximum Operating Temp2000.0 MEGOHMS
Capacitance Value Per Section2400.000 PICOFARADS SINGLE SECTION
Highest Frequency at Which Rf Current Rating Applies in Kilohertz3000.0
Lowest Frequency at Which Rf Current Rating Applies in Kilohertz100.0
Body Diameter5.000 INCHES NOMINAL IN
Specification/standard Data81349-MIL-C-5/15 GOVERNMENT SPECIFICATION
Nonderated Operating Temp-55.0 CELSIUS MINIMUM AND 70.0 CELSIUS MAXIMUM DEGC
Unthreaded Mounting Hole Diameter0.380 INCHES NOMINAL IN
Test Data Document81349-MIL-C-5 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.).
Body Length4.000 INCHES NOMINAL IN
Nonderated Continuous Voltage Rating and Type Per Section12000.0 AC-PEAK SINGLE SECTION
Maximum Rf Current Rating at Lowest Rated Frequency in Rms Amps6.2
Schematic Diagram DesignatorNO COMMON OR GROUNDED ELECTRODE(S)
Temp Coefficient of Capacitance Range Per Section in Ppm Per Deg Celsius+0.0 TO 70.0 SINGLE SECTION
Maximum Rf Current Rating at Highest Rated Frequency in Rms Amps20.0
Mounting Facility Type and Quantity2 UNTHREADED MOUNTING HOLES
Distance Between Centerlines of Mounting Facilities Parallel to Body Length5.750 INCHES NOMINAL IN
Terminal Type and Quantity2 FLANGE
Tolerance Range Per Section-5.00 TO 5.00 PERCENT SINGLE SECTION
MaterialPLASTIC CASE
Insulation Resistance at Reference Temp7500.0 MEGOHMS
Dissipation Factor at Reference Temp in Percent0.001
Body StyleW/MTG FLANGES, TERMINALS ON OPPOSITE ENDS
Reliability IndicatorNOT ESTABLISHED
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
5910-00-069-0355 INTERCHANGEABLE
Capacitor,fixed,mica Dielectric
5910-00-089-3496 INTERCHANGEABLE
Capacitor,fixed,mica Dielectric
5910-00-112-8575 INTERCHANGEABLE
Capacitor,fixed,mica Dielectric
5910-00-134-9668 INTERCHANGEABLE
Capacitor,fixed,mica Dielectric
5910-00-228-4374 INTERCHANGEABLE
Capacitor,fixed,mica Dielectric
5910-00-262-5302 INTERCHANGEABLE
Capacitor,fixed,mica Dielectric
5910-00-935-3421 INTERCHANGEABLE
Capacitor,fixed,mica Dielectric
5910-01-043-6893 INTERCHANGEABLE
Capacitor,fixed,mica Dielectric
5910-01-261-7789 INTERCHANGEABLE
Capacitor,fixed,mica Dielectric
Cross-Reference Index
Part NumberManufacturer
CM85FS242JM1 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MIL-C-5/15 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
Related Parts
5910-00-069-0355INTERCHANGEABLE
CAPACITOR,FIXED,MICA DIELECTRIC
5910-00-089-3496INTERCHANGEABLE
CAPACITOR,FIXED,MICA DIELECTRIC
5910-00-112-8575INTERCHANGEABLE
CAPACITOR,FIXED,MICA DIELECTRIC
5910-00-134-9668INTERCHANGEABLE
CAPACITOR,FIXED,MICA DIELECTRIC
5910-00-228-4374INTERCHANGEABLE
CAPACITOR,FIXED,MICA DIELECTRIC
5910-00-262-5302INTERCHANGEABLE
CAPACITOR,FIXED,MICA DIELECTRIC
5910-00-935-3421INTERCHANGEABLE
CAPACITOR,FIXED,MICA DIELECTRIC
5910-01-043-6893INTERCHANGEABLE
CAPACITOR,FIXED,MICA DIELECTRIC
5910-01-261-7789INTERCHANGEABLE
CAPACITOR,FIXED,MICA DIELECTRIC

Frequently Asked Questions

What is NSN 5910-00-644-5859?

NSN 5910-00-644-5859 is a Capacitor,fixed,mica 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: active.

What are the part numbers for NSN 5910-00-644-5859?

NSN 5910-00-644-5859 has 2 cross-referenced part numbers: CM85FS242JM1 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MIL-C-5/15 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M).

What NSN replaces 5910-00-644-5859?

There are 9 known substitutes for 5910-00-644-5859: 5910-00-069-0355, 5910-00-089-3496, 5910-00-112-8575 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of CM85FS242JM1?

Key specifications for CM85FS242JM1: Insulation Resistance at Maximum Operating Temp: 2000.0 MEGOHMS; Capacitance Value Per Section: 2400.000 PICOFARADS SINGLE SECTION; Highest Frequency at Which Rf Current Rating Applies in Kilohertz: 3000.0; Lowest Frequency at Which Rf Current Rating Applies in Kilohertz: 100.0. 24 total characteristics are documented in the Federal Logistics Information System.

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