PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

278-0444-190Transformer,radio Frequency

Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems · NSN 5950-01-115-8905 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-01-115-8905 — this item is cataloged by the U.S. Government under National Stock Number 5950-01-115-8905. Primary manufacturer part number: 278-0444-190.
Features
  • Transformer,radio Frequency — FSC 5950
  • Maximum Operating Temp: 125.0 CELSIUS DEGC
  • Turn Quantity: 40 SINGLE COMPONENT SINGLE PRIMARY
  • Turn Quantity: 20 SINGLE COMPONENT SINGLE SECONDARY
  • Hazardous Locations/environmental Protection: MOISTURE RESISTANT AND VIBRATION RESISTANT
  • Coil Form Type: SOLID SINGLE COMPONENT
  • Winding Conductor Size: 0.00500 INCHES AMERICAN WIRE GAGE SINGLE COMPONENT SINGLE PRIMARY IN
  • Body Length: 0.285 INCHES MAXIMUM IN
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,radio Frequency, cataloged under National Stock Number 5950-01-115-8905, 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 Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems. Government technical data includes 17 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 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
NSN5950-01-115-8905
Primary Part Number278-0444-190
Item NameTransformer,radio Frequency
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerRockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems
StatusACTIVE
Maximum Operating Temp125.0 CELSIUS DEGC
Turn Quantity40 SINGLE COMPONENT SINGLE PRIMARY
Turn Quantity20 SINGLE COMPONENT SINGLE SECONDARY
Hazardous Locations/environmental ProtectionMOISTURE RESISTANT AND VIBRATION RESISTANT
Coil Form TypeSOLID SINGLE COMPONENT
Winding Conductor Size0.00500 INCHES AMERICAN WIRE GAGE SINGLE COMPONENT SINGLE PRIMARY IN
Body Length0.285 INCHES MAXIMUM IN
Rating MethodWINDING TURNS SINGLE COMPONENT SINGLE SECONDARY
Features ProvidedTINNED WIRE LEADS
Reliability IndicatorNOT ESTABLISHED
Inclosure TypeFULLY INCLOSED
Mounting MethodTERMINAL SINGLE GROUP
Rating MethodWINDING TURNS SINGLE COMPONENT SINGLE PRIMARY
Body Outside Diameter0.375 INCHES MAXIMUM IN
Winding Conductor Size0.00500 INCHES AMERICAN WIRE GAGE SINGLE COMPONENT SINGLE SECONDARY IN
Winding Function and Quantity1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
Terminal Type and Quantity5 PIN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
4610-00-402-8270V10K INTERCHANGEABLE
Chlorinator,water P
Siemens Water Technologies Corp. Div Wallace & Tiernan Products
6645-00-488-4432 INTERCHANGEABLE
Timer,interval
5342-01-319-2078 INTERCHANGEABLE
Door,access,weapon System
Cross-Reference Index
Part NumberManufacturer
A-761 Communication Coil, Inc. Div - (USA)
278-0444-190 Vanguard Electronics, Llc (USA)
278-0444-190 Prem Magnetics Inc (USA)
278-0444-190 PRIMARY Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems (USA)
Related Parts
4610-00-402-8270INTERCHANGEABLE
CHLORINATOR,WATER P
V10K
6645-00-488-4432INTERCHANGEABLE
TIMER,INTERVAL
5342-01-319-2078INTERCHANGEABLE
DOOR,ACCESS,WEAPON SYSTEM

Frequently Asked Questions

What is NSN 5950-01-115-8905?

NSN 5950-01-115-8905 is a Transformer,radio Frequency, manufactured by Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-01-115-8905?

NSN 5950-01-115-8905 has 4 cross-referenced part numbers: A-761 (Communication Coil, Inc. Div -), 278-0444-190 (Vanguard Electronics, Llc), 278-0444-190 (Prem Magnetics Inc), 278-0444-190 (Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems).

What NSN replaces 5950-01-115-8905?

There are 3 known substitutes for 5950-01-115-8905: 4610-00-402-8270, 6645-00-488-4432, 5342-01-319-2078. Verify interchangeability with system specifications before substitution.

What are the specifications of 278-0444-190?

Key specifications for 278-0444-190: Maximum Operating Temp: 125.0 CELSIUS DEGC; Turn Quantity: 40 SINGLE COMPONENT SINGLE PRIMARY; Turn Quantity: 20 SINGLE COMPONENT SINGLE SECONDARY; Hazardous Locations/environmental Protection: MOISTURE RESISTANT AND VIBRATION RESISTANT. 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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