PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

3187Coil,radio Frequency

Dayton Electronic Products Co Inc Sub of Duncan Electric Co · NSN 5950-00-978-4431 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-978-4431 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-978-4431. Primary manufacturer part number: 3187.
Features
  • Coil,radio Frequency — FSC 5950
  • Inclosure Type: FULLY INCLOSED
  • Coil Form Type: SOLID SINGLE COMPONENT
  • Winding Conductor Size: 0.00631 INCHES AMERICAN WIRE GAGE SINGLE COMPONENT SINGLE WINDING IN
  • Reliability Indicator: NOT ESTABLISHED
  • Terminal Type and Quantity: 2 WIRE LEAD
  • Turn Quantity: 2230 SINGLE COMPONENT SINGLE WINDING
  • Winding Operating Current: 145.0 MILLIAMPERES DC MINIMUM SINGLE COMPONENT SINGLE WINDING
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Coil,radio Frequency, cataloged under National Stock Number 5950-00-978-4431, is classified within Federal Supply Class 5950 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Dayton Electronic Products Co Inc Sub of Duncan Electric Co. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-00-978-4431
Primary Part Number3187
Item NameCoil,radio Frequency
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerDayton Electronic Products Co Inc Sub of Duncan Electric Co
StatusACTIVE
Inclosure TypeFULLY INCLOSED
Coil Form TypeSOLID SINGLE COMPONENT
Winding Conductor Size0.00631 INCHES AMERICAN WIRE GAGE SINGLE COMPONENT SINGLE WINDING IN
Reliability IndicatorNOT ESTABLISHED
Terminal Type and Quantity2 WIRE LEAD
Turn Quantity2230 SINGLE COMPONENT SINGLE WINDING
Winding Operating Current145.0 MILLIAMPERES DC MINIMUM SINGLE COMPONENT SINGLE WINDING
Body Length0.625 INCHES NOMINAL IN
Body Outside Diameter1.187 INCHES NOMINAL IN
DC Resistance Rating in Ohms75.000 SINGLE COMPONENT SINGLE WINDING
Rating MethodELECTRICAL AND WINDING TURNS SINGLE COMPONENT SINGLE WINDING
Inductance Rating1.00 HENRY NOMINAL SINGLE COMPONENT SINGLE WINDING
Mounting MethodTERMINAL SINGLE GROUP
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
3455-00-254-847515120 INTERCHANGEABLE
Cutter,milling,screw Slotting
F & D Tool Co Inc
6610-00-484-1595PL105 INTERCHANGEABLE
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Mahr Inc
2910-00-691-77651195HX1 INTERCHANGEABLE
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Oshkosh Defense Llc
5360-00-777-8239 INTERCHANGEABLE
Spring,helical,compression
5930-01-015-798931-87 INTERCHANGEABLE
Diaphragm,pressure Switch
Custom Control Sensors, Llc
5330-01-161-73203187 INTERCHANGEABLE
Packing,preformed
DP Mfg Inc
6625-01-244-4118BCSFSN1A-001 INTERCHANGEABLE
Filter,light,cathode Ray Tube
Getronics Government Solutions Llc
5935-01-281-9954 INTERCHANGEABLE
Connector,receptacle,electrical
5340-01-334-84913187 INTERCHANGEABLE
Clamp,loop
Zodiac of North America, Inc. Dba Zodiac of North America Inc Div Milpro
5995-01-352-29223187 INTERCHANGEABLE
Cable Assembly,special Purpose,e
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Cross-Reference Index
Part NumberManufacturer
3187 Dayton Electronic Products Co Inc Sub of Duncan Electric Co (USA)
Related Parts
3455-00-254-8475INTERCHANGEABLE
CUTTER,MILLING,SCREW SLOTTING
15120
6610-00-484-1595INTERCHANGEABLE
PLATE,INDICATOR
PL105
2910-00-691-7765INTERCHANGEABLE
PUMP,FUEL
1195HX1
5360-00-777-8239INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
5930-01-015-7989INTERCHANGEABLE
DIAPHRAGM,PRESSURE SWITCH
31-87
5330-01-161-7320INTERCHANGEABLE
PACKING,PREFORMED
3187
6625-01-244-4118INTERCHANGEABLE
FILTER,LIGHT,CATHODE RAY TUBE
BCSFSN1A-001
5935-01-281-9954INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
5340-01-334-8491INTERCHANGEABLE
CLAMP,LOOP
3187
5995-01-352-2922INTERCHANGEABLE
CABLE ASSEMBLY,SPECIAL PURPOSE,E
3187

Frequently Asked Questions

What is NSN 5950-00-978-4431?

NSN 5950-00-978-4431 is a Coil,radio Frequency, manufactured by Dayton Electronic Products Co Inc Sub of Duncan Electric Co, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-00-978-4431?

NSN 5950-00-978-4431 has 1 cross-referenced part number: 3187 (Dayton Electronic Products Co Inc Sub of Duncan Electric Co).

What NSN replaces 5950-00-978-4431?

There are 10 known substitutes for 5950-00-978-4431: 3455-00-254-8475, 6610-00-484-1595, 2910-00-691-7765 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 3187?

Key specifications for 3187: Inclosure Type: FULLY INCLOSED; Coil Form Type: SOLID SINGLE COMPONENT; Winding Conductor Size: 0.00631 INCHES AMERICAN WIRE GAGE SINGLE COMPONENT SINGLE WINDING IN; Reliability Indicator: NOT ESTABLISHED. 13 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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