PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

21-609Coil,radio Frequency

Neurotech Corp Control Electronics Div · NSN 5950-00-581-2176 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-581-2176 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-581-2176. Primary manufacturer part number: 21-609.
Features
  • Coil,radio Frequency — FSC 5950
  • Reliability Indicator: NOT ESTABLISHED
  • Coil Form Type: SOLID SINGLE COMPONENT
  • Inductance Rating: 8.20 MILLIHENRIES NOMINAL SINGLE COMPONENT SINGLE WINDING
  • Turn Quantity: 20 SINGLE COMPONENT SINGLE WINDING
  • Quality Factor: 35 MINIMUM SINGLE COMPONENT SINGLE WINDING
  • Winding Conductor Size: 0.00397 INCHES AMERICAN WIRE GAGE SINGLE COMPONENT SINGLE WINDING IN
  • Overall Diameter: 0.125 INCHES NOMINAL IN
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Coil,radio Frequency, cataloged under National Stock Number 5950-00-581-2176, 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 Neurotech Corp Control Electronics Div. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 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
NSN5950-00-581-2176
Primary Part Number21-609
Item NameCoil,radio Frequency
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerNeurotech Corp Control Electronics Div
StatusCANCELLED
Reliability IndicatorNOT ESTABLISHED
Coil Form TypeSOLID SINGLE COMPONENT
Inductance Rating8.20 MILLIHENRIES NOMINAL SINGLE COMPONENT SINGLE WINDING
Turn Quantity20 SINGLE COMPONENT SINGLE WINDING
Quality Factor35 MINIMUM SINGLE COMPONENT SINGLE WINDING
Winding Conductor Size0.00397 INCHES AMERICAN WIRE GAGE SINGLE COMPONENT SINGLE WINDING IN
Overall Diameter0.125 INCHES NOMINAL IN
Winding Operating Current1.4 AMPERES DC MAXIMUM SINGLE COMPONENT SINGLE WINDING
Rating MethodELECTRICAL AND WINDING TURNS SINGLE COMPONENT SINGLE WINDING
Terminal Type and Quantity2 WIRE LEAD
Mounting MethodTERMINAL SINGLE GROUP
DC Resistance Rating in Ohms0.250 SINGLE COMPONENT SINGLE WINDING
Core ConstructionS0LID SINGLE COMPONENT
Inclosure TypeFULLY INCLOSED
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5977-00-038-1477 INTERCHANGEABLE
Brush,electrical Contact
3040-00-149-251599121609 INTERCHANGEABLE
Shaft,shouldered
Alfa Laval Inc
5315-00-422-0604 INTERCHANGEABLE
Pin,grooved,headless
5950-00-510-177225701 INTERCHANGEABLE
Reactor
Freed Transformer Co
5935-00-626-8620970653-1 INTERCHANGEABLE
Retainer,electrical Connector
Raytheon Company Dba Raytheon
6625-00-828-96212160-9 INTERCHANGEABLE
Test Set,power Supply
Rockwell Collins, Inc. Dba Rc Displays Systems
2990-01-094-952721609 INTERCHANGEABLE
Muffler,exhaust
Stanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel Systems
4820-01-101-6891 INTERCHANGEABLE
Valve,globe
5920-01-149-30639G0747 INTERCHANGEABLE
Fuseholder,block
Caterpillar Inc Div Caterpillar Defense
4320-01-230-061921609 INTERCHANGEABLE
Pump Clutch Assembl
Industrial Technologies and Services Llc
Cross-Reference Index
Part NumberManufacturer
10203-25 Carbon/graphite Group Inc the (USA)
21-609 PRIMARY Neurotech Corp Control Electronics Div (USA)
10203-25 Jeffers Electronics Inc (USA)
Related Parts
5977-00-038-1477INTERCHANGEABLE
BRUSH,ELECTRICAL CONTACT
3040-00-149-2515INTERCHANGEABLE
SHAFT,SHOULDERED
99121609
5315-00-422-0604INTERCHANGEABLE
PIN,GROOVED,HEADLESS
5950-00-510-1772INTERCHANGEABLE
REACTOR
25701
5935-00-626-8620INTERCHANGEABLE
RETAINER,ELECTRICAL CONNECTOR
970653-1
6625-00-828-9621INTERCHANGEABLE
TEST SET,POWER SUPPLY
2160-9
2990-01-094-9527INTERCHANGEABLE
MUFFLER,EXHAUST
21609
4820-01-101-6891INTERCHANGEABLE
VALVE,GLOBE
5920-01-149-3063INTERCHANGEABLE
FUSEHOLDER,BLOCK
9G0747
4320-01-230-0619INTERCHANGEABLE
PUMP CLUTCH ASSEMBL
21609
4720-01-298-5534INTERCHANGEABLE
HOSE,PREFORMED
21609
4320-01-365-7934INTERCHANGEABLE
GEAR ROTOR SET,ROTARY PUMP
24-45600-2083-2

Frequently Asked Questions

What is NSN 5950-00-581-2176?

NSN 5950-00-581-2176 is a Coil,radio Frequency, manufactured by Neurotech Corp Control Electronics Div, classified under FSC 5950 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5950-00-581-2176?

NSN 5950-00-581-2176 has 3 cross-referenced part numbers: 10203-25 (Carbon/graphite Group Inc the), 21-609 (Neurotech Corp Control Electronics Div), 10203-25 (Jeffers Electronics Inc).

What NSN replaces 5950-00-581-2176?

There are 12 known substitutes for 5950-00-581-2176: 5977-00-038-1477, 3040-00-149-2515, 5315-00-422-0604 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 21-609?

Key specifications for 21-609: Reliability Indicator: NOT ESTABLISHED; Coil Form Type: SOLID SINGLE COMPONENT; Inductance Rating: 8.20 MILLIHENRIES NOMINAL SINGLE COMPONENT SINGLE WINDING; Turn Quantity: 20 SINGLE COMPONENT SINGLE WINDING. 15 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5950-00-581-2176 still in active supply?

NSN 5950-00-581-2176 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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