PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

666171-439Coil,radio Frequency

Bae Systems Information and Electronic Systems Integration Inc. Div Bae Systems Information & Electronic Systems Integration Inc · NSN 5950-00-833-7820 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-833-7820 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-833-7820. Primary manufacturer part number: 666171-439.
Features
  • Coil,radio Frequency — FSC 5950
  • Mounting Method: TERMINAL SINGLE GROUP
  • Body Length: 0.450 INCHES MAXIMUM IN
  • Maximum Operating Temp: 125.0 CELSIUS DEGC
  • Quality Factor: 66 MINIMUM SINGLE COMPONENT SINGLE WINDING
  • Inductance Rating: 470.00 MILLIHENRIES NOMINAL SINGLE COMPONENT SINGLE WINDING
  • Winding Operating Current: 180.0 MILLIAMPERES DC MAXIMUM SINGLE COMPONENT SINGLE WINDING
  • Inclosure Type: FULLY INCLOSED
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Coil,radio Frequency, cataloged under National Stock Number 5950-00-833-7820, 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 Bae Systems Information and Electronic Systems Integration Inc. Div Bae Systems Information & Electronic Systems Integration Inc. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 12 commercial cross-references from 10 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5950-00-833-7820
Primary Part Number666171-439
Item NameCoil,radio Frequency
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerBae Systems Information and Electronic Systems Integration Inc. Div Bae Systems Information & Electronic Systems Integration Inc
StatusCANCELLED
Mounting MethodTERMINAL SINGLE GROUP
Body Length0.450 INCHES MAXIMUM IN
Maximum Operating Temp125.0 CELSIUS DEGC
Quality Factor66 MINIMUM SINGLE COMPONENT SINGLE WINDING
Inductance Rating470.00 MILLIHENRIES NOMINAL SINGLE COMPONENT SINGLE WINDING
Winding Operating Current180.0 MILLIAMPERES DC MAXIMUM SINGLE COMPONENT SINGLE WINDING
Inclosure TypeFULLY INCLOSED
Winding Conductor Size0.00315 INCHES AMERICAN WIRE GAGE SINGLE COMPONENT SINGLE WINDING IN
Terminal Type and Quantity2 WIRE LEAD
DC Resistance Rating in Ohms10.000 SINGLE COMPONENT SINGLE WINDING
Overall Diameter0.164 INCHES MAXIMUM IN
Rating MethodELECTRICAL SINGLE COMPONENT SINGLE WINDING
Coil Form TypeSOLID SINGLE COMPONENT
Reliability IndicatorNOT ESTABLISHED
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 3
4820-01-222-74985400-7 INTERCHANGEABLE
Valve,check
Bosworth Co
3040-01-443-2629ADLK4-4004 INTERCHANGEABLE
Connecting Link,rigid
New Hampshire Ball Bearings Inc Div Astro Division
9905-01-519-2813L0019 INTERCHANGEABLE
Plate,instruction
Heil Trailer International Llc
Cross-Reference Index
Part NumberManufacturer
666171-439 Bae Systems Information and Electronic Systems Integration Inc. Div Bae Systems Information & Electronic Systems Integration Inc (USA)
14284-470 Systron-Donner Corp Microwave/instrument Div (USA)
WE-470 Nytronics Inc (USA)
11719-471 Eaton Corp Electronic Instrumentation Div Los Angeles Plant (USA)
CL 275-471 The Technical Material Corporation Dba T M C (USA)
240-1192-000 Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems (USA)
WEE-470 Nytronics Inc (USA)
L0019 Emcore Corporation Div Concord Division (USA)
540-007 Ampex Systems Corp (USA)
WEE470 Opt Industries Inc Div of Electronika Inc (USA)
NEE470 Nytronics Inc (USA)
WEE-470 Struthers-Dunn Inc. (USA)
Related Parts
4820-01-222-7498INTERCHANGEABLE
VALVE,CHECK
5400-7
3040-01-443-2629INTERCHANGEABLE
CONNECTING LINK,RIGID
ADLK4-4004
9905-01-519-2813INTERCHANGEABLE
PLATE,INSTRUCTION
L0019

Frequently Asked Questions

What is NSN 5950-00-833-7820?

NSN 5950-00-833-7820 is a Coil,radio Frequency, manufactured by Bae Systems Information and Electronic Systems Integration Inc. Div Bae Systems Information & Electronic Systems Integration Inc, classified under FSC 5950 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5950-00-833-7820?

NSN 5950-00-833-7820 has 12 cross-referenced part numbers: 666171-439 (Bae Systems Information and Electronic Systems Integration Inc. Div Bae Systems Information & Electronic Systems Integration Inc), 14284-470 (Systron-Donner Corp Microwave/instrument Div), WE-470 (Nytronics Inc), 11719-471 (Eaton Corp Electronic Instrumentation Div Los Angeles Plant), CL 275-471 (The Technical Material Corporation Dba T M C) and 7 more.

What NSN replaces 5950-00-833-7820?

There are 3 known substitutes for 5950-00-833-7820: 4820-01-222-7498, 3040-01-443-2629, 9905-01-519-2813. Verify interchangeability with system specifications before substitution.

What are the specifications of 666171-439?

Key specifications for 666171-439: Mounting Method: TERMINAL SINGLE GROUP; Body Length: 0.450 INCHES MAXIMUM IN; Maximum Operating Temp: 125.0 CELSIUS DEGC; Quality Factor: 66 MINIMUM SINGLE COMPONENT SINGLE WINDING. 14 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5950-00-833-7820 still in active supply?

NSN 5950-00-833-7820 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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