PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

CB21PE301GCapacitor,fixed,mica Dielectric

Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M · NSN 5910-00-988-1571 · FSC 5910 · No Item Name Available
Verified by PartsTable
NSN 5910-00-988-1571 — this item is cataloged by the U.S. Government under National Stock Number 5910-00-988-1571. Primary manufacturer part number: CB21PE301G.
Features
  • Capacitor,fixed,mica Dielectric — FSC 5910
  • Test Data Document: 81349-MIL-C-10950/2 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 Length: 0.380 INCHES NOMINAL IN
  • Mounting Facility Type and Quantity: 1 THREADED MOUNTING HOLES
  • Nominal Thread Size: 0.099 INCHES IN
  • Terminal Surface Treatment: SILVER
  • Insulation Resistance at Reference Temp: 50000.0 MEGOHMS
  • Nonderated Continuous Voltage Rating and Type Per Section: 300.0 DC SINGLE SECTION
Applications
  • Circuit regulation and filtering
  • Signal conditioning
  • Power supply stabilization
General Description

The Capacitor,fixed,mica Dielectric, cataloged under National Stock Number 5910-00-988-1571, 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 19 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5910-00-988-1571
Primary Part NumberCB21PE301G
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
StatusCANCELLED
Test Data Document81349-MIL-C-10950/2 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 Length0.380 INCHES NOMINAL IN
Mounting Facility Type and Quantity1 THREADED MOUNTING HOLES
Nominal Thread Size0.099 INCHES IN
Terminal Surface TreatmentSILVER
Insulation Resistance at Reference Temp50000.0 MEGOHMS
Nonderated Continuous Voltage Rating and Type Per Section300.0 DC SINGLE SECTION
Criticality Code JustificationFEAT
Capacitance Value Per Section300.000 PICOFARADS SINGLE SECTION
Mounting Facility Screw Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
Schematic Diagram DesignatorELECTRODE(S) GROUNDED TO CASE, W/GND TERMINAL
Tolerance Range Per Section-2.00 TO 2.00 PERCENT SINGLE SECTION
Body Diameter0.450 INCHES NOMINAL IN
Temp Coefficient of Capacitance Range Per Section in Ppm Per Deg Celsius-20.0 TO 100.0 SINGLE SECTION
Reliability IndicatorNOT ESTABLISHED
Insulation Resistance at Maximum Operating Temp15000.0 MEGOHMS
Terminal Type and Quantity2 TAB, SOLDER LUG
Nonderated Operating Temp-55.0 CELSIUS MINIMUM AND 85.0 CELSIUS MAXIMUM DEGC
Body StyleBUTTON TYPE, W/THD MTG HOLE/STUD
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 2
5910-00-170-7914 INTERCHANGEABLE
Capacitor,fixed,mica Dielectric
5910-00-636-173503019700 INTERCHANGEABLE
Capacitor,fixed,mica Dielectric
Thales Components Corp Div Thales Components Corporation
Cross-Reference Index
Part NumberManufacturer
CB21PE301G Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MILC10950 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MIL-C-10950/2 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
370EA Erie Specialty Products Inc (USA)
Related Parts
5910-00-170-7914INTERCHANGEABLE
CAPACITOR,FIXED,MICA DIELECTRIC
5910-00-636-1735INTERCHANGEABLE
CAPACITOR,FIXED,MICA DIELECTRIC
03019700

Frequently Asked Questions

What is NSN 5910-00-988-1571?

NSN 5910-00-988-1571 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: cancelled.

What are the part numbers for NSN 5910-00-988-1571?

NSN 5910-00-988-1571 has 4 cross-referenced part numbers: CB21PE301G (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MILC10950 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MIL-C-10950/2 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), 370EA (Erie Specialty Products Inc).

What NSN replaces 5910-00-988-1571?

There are 2 known substitutes for 5910-00-988-1571: 5910-00-170-7914, 5910-00-636-1735. Verify interchangeability with system specifications before substitution.

What are the specifications of CB21PE301G?

Key specifications for CB21PE301G: Test Data Document: 81349-MIL-C-10950/2 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 Length: 0.380 INCHES NOMINAL IN; Mounting Facility Type and Quantity: 1 THREADED MOUNTING HOLES; Nominal Thread Size: 0.099 INCHES IN. 20 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5910-00-988-1571 still in active supply?

NSN 5910-00-988-1571 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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