PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

20021-8Transformer,radio Frequency

Drs Signal Solutions, Inc. · NSN 5950-01-202-9259 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-01-202-9259 — this item is cataloged by the U.S. Government under National Stock Number 5950-01-202-9259. Primary manufacturer part number: 20021-8.
Features
  • Transformer,radio Frequency — FSC 5950
  • Body Outside Diameter: 0.914 INCHES MAXIMUM IN
  • Terminal Type and Quantity: 5 WIRE LEAD
  • Coil Form Type: SOLID SINGLE COMPONENT
  • Rating Method: WINDING TURNS SINGLE COMPONENT SINGLE SECONDARY
  • Winding Conductor Size: 0.00353 INCHES AMERICAN WIRE GAGE SINGLE COMPONENT SINGLE PRIMARY IN
  • Mounting Method: TERMINAL SINGLE GROUP
  • Winding Function and Quantity: 1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,radio Frequency, cataloged under National Stock Number 5950-01-202-9259, 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 Drs Signal Solutions, Inc.. Government technical data includes 16 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. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-01-202-9259
Primary Part Number20021-8
Item NameTransformer,radio Frequency
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerDrs Signal Solutions, Inc.
StatusACTIVE
Body Outside Diameter0.914 INCHES MAXIMUM IN
Terminal Type and Quantity5 WIRE LEAD
Coil Form TypeSOLID SINGLE COMPONENT
Rating MethodWINDING TURNS SINGLE COMPONENT SINGLE SECONDARY
Winding Conductor Size0.00353 INCHES AMERICAN WIRE GAGE SINGLE COMPONENT SINGLE PRIMARY IN
Mounting MethodTERMINAL SINGLE GROUP
Winding Function and Quantity1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
Turn Quantity160 SINGLE COMPONENT SINGLE PRIMARY
Turn Quantity160 SINGLE COMPONENT SINGLE SECONDARY
Transformer FunctionINPUT
Inductance Rating1.10 MILLIHENRIES MINIMUM SINGLE COMPONENT SINGLE PRIMARY
Winding Conductor Size0.00353 INCHES AMERICAN WIRE GAGE SINGLE COMPONENT SINGLE SECONDARY IN
Body Length0.768 INCHES MAXIMUM IN
Inclosure TypeFULLY INCLOSED
Reliability IndicatorNOT ESTABLISHED
Rating MethodWINDING TURNS SINGLE COMPONENT SINGLE PRIMARY
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
4820-00-157-05463210-00005 INTERCHANGEABLE
Diaphragm,valve,flat
Kidde Fire Fighting, Inc. Div National Foam
5133-00-228-1407 INTERCHANGEABLE
Drill,twist
Cross-Reference Index
Part NumberManufacturer
20021-8 PRIMARY Drs Signal Solutions, Inc. (USA)
Related Parts
4820-00-157-0546INTERCHANGEABLE
DIAPHRAGM,VALVE,FLAT
3210-00005
5133-00-228-1407INTERCHANGEABLE
DRILL,TWIST

Frequently Asked Questions

What is NSN 5950-01-202-9259?

NSN 5950-01-202-9259 is a Transformer,radio Frequency, manufactured by Drs Signal Solutions, Inc., classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-01-202-9259?

NSN 5950-01-202-9259 has 1 cross-referenced part number: 20021-8 (Drs Signal Solutions, Inc.).

What NSN replaces 5950-01-202-9259?

There are 2 known substitutes for 5950-01-202-9259: 4820-00-157-0546, 5133-00-228-1407. Verify interchangeability with system specifications before substitution.

What are the specifications of 20021-8?

Key specifications for 20021-8: Body Outside Diameter: 0.914 INCHES MAXIMUM IN; Terminal Type and Quantity: 5 WIRE LEAD; Coil Form Type: SOLID SINGLE COMPONENT; Rating Method: WINDING TURNS SINGLE COMPONENT SINGLE SECONDARY. 16 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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