PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

CP55B1EG254KCapacitor,fixed,paper Dielectric

Joint Army-Navy Specifications Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M · NSN 5910-00-666-8475 · FSC 5910 · No Item Name Available
Verified by PartsTable
NSN 5910-00-666-8475 — this item is cataloged by the U.S. Government under National Stock Number 5910-00-666-8475. Primary manufacturer part number: CP55B1EG254K.
Features
  • Capacitor,fixed,paper Dielectric — FSC 5910
  • Body Length: 1.812 INCHES NOMINAL IN
  • Features Provided: HERMETICALLY SEALED CASE
  • Capacitance Value Per Section: 0.250 MICROFARADS SINGLE SECTION
  • Distance Between Centerlines of Mounting Facilities Parallel to Body Length: 2.125 INCHES NOMINAL IN
  • Unthreaded Mounting Hole Diameter: 0.188 INCHES NOMINAL IN
  • Schematic Diagram Designator: NO COMMON OR GROUNDED ELECTRODE(S)
  • Tolerance Range Per Section: -10.00 TO 10.00 PERCENT SINGLE SECTION
Applications
  • Circuit regulation and filtering
  • Signal conditioning
  • Power supply stabilization
General Description

The Capacitor,fixed,paper Dielectric, cataloged under National Stock Number 5910-00-666-8475, 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 Joint Army-Navy Specifications Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M. Government technical data includes 20 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 10 commercial cross-references from 7 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5910-00-666-8475
Primary Part NumberCP55B1EG254K
Item NameCapacitor,fixed,paper Dielectric
FSC / FSG5910 / 59 — No Item Name Available
ManufacturerJoint Army-Navy Specifications Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
StatusCANCELLED
Body Length1.812 INCHES NOMINAL IN
Features ProvidedHERMETICALLY SEALED CASE
Capacitance Value Per Section0.250 MICROFARADS SINGLE SECTION
Distance Between Centerlines of Mounting Facilities Parallel to Body Length2.125 INCHES NOMINAL IN
Unthreaded Mounting Hole Diameter0.188 INCHES NOMINAL IN
Schematic Diagram DesignatorNO COMMON OR GROUNDED ELECTRODE(S)
Tolerance Range Per Section-10.00 TO 10.00 PERCENT SINGLE SECTION
Body Height0.875 INCHES NOMINAL IN
Terminal Type and Quantity2 TAB, SOLDER LUG
Body Width1.000 INCHES NOMINAL IN
Mounting Facility Type and Quantity2 UNTHREADED MOUNTING HOLES
Terminal Surface TreatmentSOLDER
Insulation Resistance at Maximum Operating Temp20.0 MEGOHM-MICROFARADS
Nonderated Operating Temp-55.0 CELSIUS MINIMUM AND 85.0 CELSIUS MAXIMUM DEGC
Nonderated Continuous Voltage Rating and Type Per Section1000.0 DC SINGLE SECTION
Test Data Document81349-MIL-C-25 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.).
Insulation Resistance at Reference Temp6000.0 MEGOHMS
Dissipation Factor at Reference Temp in Percent1.0000
Reliability IndicatorNOT ESTABLISHED
Body StyleW/MTG TABS/FLANGES TERMINAL(S) ON ONE SURFACE
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5950-00-004-0222989089-1 INTERCHANGEABLE
Coil,radio Frequency
Raytheon Company Dba Raytheon
6680-00-243-9977CT1000-2001 INTERCHANGEABLE
Tachometer,mechanical,handheld
Schulze Mfg., Inc.
5330-00-300-5931 INTERCHANGEABLE
Gasket
4820-00-421-04441716 INTERCHANGEABLE
Disk,valve
Droitcour Co
3020-00-541-68351716 INTERCHANGEABLE
Gear,spur
L3harris Technologies, Inc. Div Space and Airborne Systems
5950-00-955-03369997115 INTERCHANGEABLE
Coil,radio Frequency
Us Army Aviation and Missile Command
3040-00-972-9574 INTERCHANGEABLE
Shaft,shouldered
4730-01-187-1837 INTERCHANGEABLE
Swing Joint,pipe to Tube
7520-01-202-29271716 INTERCHANGEABLE
Sharpener,pencil
Commercial Visible Systems Inc
6515-01-244-6524371716 INTERCHANGEABLE
Blade,surgical Knife,detachable
Becton, Dickinson and Co Dba Becton Dickinson & Co
Cross-Reference Index
Part NumberManufacturer
CP55B1EG254K Joint Army-Navy Specifications Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
MILC25 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MIL-C-25/4 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
CP55B1EG254K-PRT Cornell-Dubilier Marketing Inc (USA)
CP55B1EG254K1 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
CP55B1EG254K Cornell-Dubilier Electronics (USA)
22F695 General Electric Company (USA)
0160-0081 Hewlett-Packard Company Dba HP (USA)
CP55B1EG254K-PRT High Energy Corp. (USA)
17-16 Hewlett-Packard Company Dba HP (USA)
Related Parts
5950-00-004-0222INTERCHANGEABLE
COIL,RADIO FREQUENCY
989089-1
6680-00-243-9977INTERCHANGEABLE
TACHOMETER,MECHANICAL,HANDHELD
CT1000-2001
5330-00-300-5931INTERCHANGEABLE
GASKET
4820-00-421-0444INTERCHANGEABLE
DISK,VALVE
1716
3020-00-541-6835INTERCHANGEABLE
GEAR,SPUR
1716
5950-00-955-0336INTERCHANGEABLE
COIL,RADIO FREQUENCY
9997115
3040-00-972-9574INTERCHANGEABLE
SHAFT,SHOULDERED
4730-01-187-1837INTERCHANGEABLE
SWING JOINT,PIPE TO TUBE
7520-01-202-2927INTERCHANGEABLE
SHARPENER,PENCIL
1716
6515-01-244-6524INTERCHANGEABLE
BLADE,SURGICAL KNIFE,DETACHABLE
371716
4720-01-361-9195INTERCHANGEABLE
HOSE,NONMETALLIC
171-6
6515-01-618-9053INTERCHANGEABLE
SPECULUM,EAR
N0211 4

Frequently Asked Questions

What is NSN 5910-00-666-8475?

NSN 5910-00-666-8475 is a Capacitor,fixed,paper Dielectric, manufactured by Joint Army-Navy Specifications Promulgated by Military Departments 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 5910-00-666-8475?

NSN 5910-00-666-8475 has 10 cross-referenced part numbers: CP55B1EG254K (Joint Army-Navy Specifications Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M), MILC25 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MIL-C-25/4 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), CP55B1EG254K-PRT (Cornell-Dubilier Marketing Inc), CP55B1EG254K1 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M) and 5 more.

What NSN replaces 5910-00-666-8475?

There are 12 known substitutes for 5910-00-666-8475: 5950-00-004-0222, 6680-00-243-9977, 5330-00-300-5931 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of CP55B1EG254K?

Key specifications for CP55B1EG254K: Body Length: 1.812 INCHES NOMINAL IN; Features Provided: HERMETICALLY SEALED CASE; Capacitance Value Per Section: 0.250 MICROFARADS SINGLE SECTION; Distance Between Centerlines of Mounting Facilities Parallel to Body Length: 2.125 INCHES NOMINAL IN. 20 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5910-00-666-8475 still in active supply?

NSN 5910-00-666-8475 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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