PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

M-434Transformer,radio Frequency

National Magnetics Group, Inc. · NSN 5950-00-459-4239 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-459-4239 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-459-4239. Primary manufacturer part number: M-434.
Features
  • Transformer,radio Frequency — FSC 5950
  • Mounting Method: TERMINAL SINGLE GROUP
  • Rating Method: WINDING TURNS AND ELECTRICAL SINGLE COMPONENT SINGLE PRIMARY
  • Body Length: 0.190 INCHES MAXIMUM IN
  • Rating Method: WINDING TURNS AND ELECTRICAL SINGLE COMPONENT SINGLE SECONDARY
  • Turn Quantity: 4 SINGLE COMPONENT SINGLE PRIMARY
  • Inductance Rating: 0.70 MICROHENRIES NOMINAL SINGLE COMPONENT SINGLE PRIMARY
  • Turn Quantity: 4 SINGLE COMPONENT SINGLE SECONDARY
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,radio Frequency, cataloged under National Stock Number 5950-00-459-4239, 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 National Magnetics Group, Inc.. Government technical data includes 18 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-00-459-4239
Primary Part NumberM-434
Item NameTransformer,radio Frequency
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerNational Magnetics Group, Inc.
StatusACTIVE
Mounting MethodTERMINAL SINGLE GROUP
Rating MethodWINDING TURNS AND ELECTRICAL SINGLE COMPONENT SINGLE PRIMARY
Body Length0.190 INCHES MAXIMUM IN
Rating MethodWINDING TURNS AND ELECTRICAL SINGLE COMPONENT SINGLE SECONDARY
Turn Quantity4 SINGLE COMPONENT SINGLE PRIMARY
Inductance Rating0.70 MICROHENRIES NOMINAL SINGLE COMPONENT SINGLE PRIMARY
Turn Quantity4 SINGLE COMPONENT SINGLE SECONDARY
Winding Conductor Size0.01003 INCHES AMERICAN WIRE GAGE SINGLE COMPONENT SINGLE PRIMARY IN
Coil Form TypeSOLID SINGLE COMPONENT
Criticality Code JustificationFEAT
Body Outside Diameter0.300 INCHES MAXIMUM IN
Terminal Type and Quantity4 WIRE LEAD
Winding Conductor Size0.01003 INCHES AMERICAN WIRE GAGE SINGLE COMPONENT SINGLE SECONDARY IN
Inclosure TypeFULLY INCLOSED
Winding Function and Quantity1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
Inductance Rating0.70 MICROHENRIES NOMINAL SINGLE COMPONENT SINGLE SECONDARY
Frequency Rating256.0 KILOHERTZ NOMINAL SINGLE COMPONENT
Reliability IndicatorNOT ESTABLISHED
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5310-00-186-0975 INTERCHANGEABLE
Washer,key
5950-00-226-3877M-434 INTERCHANGEABLE
Transformer,power
Magnespec Inc
6250-00-253-6074M-434 INTERCHANGEABLE
Lampholder
Cole Hersee Company
Cross-Reference Index
Part NumberManufacturer
M-434 National Magnetics Group, Inc. (USA)
F303-1-Q1 Titan Corp the Indiana General Ferrite Component Products Div (USA)
CF101Q1 Titan Corp the Indiana General Ferrite Component Products Div (USA)
Related Parts
5310-00-186-0975INTERCHANGEABLE
WASHER,KEY
5950-00-226-3877INTERCHANGEABLE
TRANSFORMER,POWER
M-434
6250-00-253-6074INTERCHANGEABLE
LAMPHOLDER
M-434

Frequently Asked Questions

What is NSN 5950-00-459-4239?

NSN 5950-00-459-4239 is a Transformer,radio Frequency, manufactured by National Magnetics Group, Inc., classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-00-459-4239?

NSN 5950-00-459-4239 has 3 cross-referenced part numbers: M-434 (National Magnetics Group, Inc.), F303-1-Q1 (Titan Corp the Indiana General Ferrite Component Products Div), CF101Q1 (Titan Corp the Indiana General Ferrite Component Products Div).

What NSN replaces 5950-00-459-4239?

There are 3 known substitutes for 5950-00-459-4239: 5310-00-186-0975, 5950-00-226-3877, 6250-00-253-6074. Verify interchangeability with system specifications before substitution.

What are the specifications of M-434?

Key specifications for M-434: Mounting Method: TERMINAL SINGLE GROUP; Rating Method: WINDING TURNS AND ELECTRICAL SINGLE COMPONENT SINGLE PRIMARY; Body Length: 0.190 INCHES MAXIMUM IN; Rating Method: WINDING TURNS AND ELECTRICAL SINGLE COMPONENT SINGLE SECONDARY. 20 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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