PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

SCD4166-1Transformer,radio Frequency

Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir · NSN 5950-00-193-8433 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-193-8433 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-193-8433. Primary manufacturer part number: SCD4166-1.
Features
  • Transformer,radio Frequency — FSC 5950
  • Frequency Rating: 470.0 KILOHERTZ MAXIMUM SINGLE COMPONENT
  • Body Length: 3.540 INCHES NOMINAL IN
  • Mounting Bolt Circle Diameter: 0.500 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
  • Thread Series Designator: UNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
  • Thread Quantity Per Inch: 40 SINGLE GROUP
  • Adjustment Device Drive Type: SLOTTED SCREW SINGLE COMPONENT
  • Inclosure Type: FULLY INCLOSED
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,radio Frequency, cataloged under National Stock Number 5950-00-193-8433, 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 Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir. Government technical data includes 17 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, 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
NSN5950-00-193-8433
Primary Part NumberSCD4166-1
Item NameTransformer,radio Frequency
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerUs Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
StatusACTIVE
Frequency Rating470.0 KILOHERTZ MAXIMUM SINGLE COMPONENT
Body Length3.540 INCHES NOMINAL IN
Mounting Bolt Circle Diameter0.500 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
Thread Quantity Per Inch40 SINGLE GROUP
Adjustment Device Drive TypeSLOTTED SCREW SINGLE COMPONENT
Inclosure TypeFULLY INCLOSED
Mounting MethodTHREADED HOLE(S) SINGLE GROUP
Body Width1.752 INCHES NOMINAL IN
Reliability IndicatorNOT ESTABLISHED
Transformer FunctionINTERSTAGE
Nominal Thread Size0.112 INCHES SINGLE GROUP IN
Body Height1.752 INCHES NOMINAL IN
Winding Function and Quantity1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
Mounting Facility Quantity3 SINGLE GROUP
Adjustment Method and Quantity2 ADJUSTABLE CORE SINGLE COMPONENT
Terminal Type and Quantity4 TAB, SOLDER LUG
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
5961-00-172-98051929 INTERCHANGEABLE
Semiconductor Device,diode
Gifft T H Co Inc
5970-00-235-6647 INTERCHANGEABLE
Insulator,standoff
6670-00-243-3694 INTERCHANGEABLE
Balance,analytical
5935-00-502-84901929 INTERCHANGEABLE
Connector,receptacle,electrical
Entron Industries Limited Partnership Dba Entron Industries Property Div
5340-00-700-15217001521 INTERCHANGEABLE
Plug,expansion
U S Army Tank Automotive Command Amsta-Im-Mm
5935-00-787-7466912164-1 INTERCHANGEABLE
Shell,electrical Connector
L3 Technologies, Inc. Div Communication Systems-East
2925-01-155-544428205 INTERCHANGEABLE
Coil,magneto
Torotel, Inc. Div Torotel Products, Inc.
4820-01-230-0743HP2-4826-2 INTERCHANGEABLE
Valve,check
Hdt Expeditionary Systems Inc
5985-01-426-68641929 INTERCHANGEABLE
Coupler,antenna
Tech Resources, Inc
6665-01-584-9785G6020/30 MINI INTERCHANGEABLE
Computer-Indicator,radiac
Gamma Products Inc
Cross-Reference Index
Part NumberManufacturer
1929 Precision Electronics, Inc (USA)
SCD4166-1 PRIMARY Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir (USA)
Related Parts
5961-00-172-9805INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
1929
5970-00-235-6647INTERCHANGEABLE
INSULATOR,STANDOFF
6670-00-243-3694INTERCHANGEABLE
BALANCE,ANALYTICAL
5935-00-502-8490INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
1929
5340-00-700-1521INTERCHANGEABLE
PLUG,EXPANSION
7001521
5935-00-787-7466INTERCHANGEABLE
SHELL,ELECTRICAL CONNECTOR
912164-1
2925-01-155-5444INTERCHANGEABLE
COIL,MAGNETO
28205
4820-01-230-0743INTERCHANGEABLE
VALVE,CHECK
HP2-4826-2
5985-01-426-6864INTERCHANGEABLE
COUPLER,ANTENNA
1929
6665-01-584-9785INTERCHANGEABLE
COMPUTER-INDICATOR,RADIAC
G6020/30 MINI

Frequently Asked Questions

What is NSN 5950-00-193-8433?

NSN 5950-00-193-8433 is a Transformer,radio Frequency, manufactured by Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-00-193-8433?

NSN 5950-00-193-8433 has 2 cross-referenced part numbers: 1929 (Precision Electronics, Inc), SCD4166-1 (Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir).

What NSN replaces 5950-00-193-8433?

There are 10 known substitutes for 5950-00-193-8433: 5961-00-172-9805, 5970-00-235-6647, 6670-00-243-3694 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of SCD4166-1?

Key specifications for SCD4166-1: Frequency Rating: 470.0 KILOHERTZ MAXIMUM SINGLE COMPONENT; Body Length: 3.540 INCHES NOMINAL IN; Mounting Bolt Circle Diameter: 0.500 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN; Thread Series Designator: UNIFIED NATIONAL COARSE (UNC) SINGLE GROUP. 17 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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