PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

278-0398-010Transformer,radio Frequency

Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems · NSN 5950-00-501-2039 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-501-2039 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-501-2039. Primary manufacturer part number: 278-0398-010.
Features
  • Transformer,radio Frequency — FSC 5950
  • Coil Form Type: SOLID SINGLE COMPONENT
  • Winding Function and Quantity: 1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
  • Body Outside Diameter: 0.525 INCHES NOMINAL IN
  • Mounting Method: TERMINAL SINGLE GROUP
  • Body Length: 0.500 INCHES NOMINAL IN
  • Reliability Indicator: NOT ESTABLISHED
  • Frequency Rating: 450.0 KILOHERTZ NOMINAL 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 5950-00-501-2039, 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 9 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
NSN5950-00-501-2039
Primary Part Number278-0398-010
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
Coil Form TypeSOLID SINGLE COMPONENT
Winding Function and Quantity1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
Body Outside Diameter0.525 INCHES NOMINAL IN
Mounting MethodTERMINAL SINGLE GROUP
Body Length0.500 INCHES NOMINAL IN
Reliability IndicatorNOT ESTABLISHED
Frequency Rating450.0 KILOHERTZ NOMINAL SINGLE COMPONENT
Inclosure TypeFULLY INCLOSED
Terminal Type and Quantity5 PIN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
5965-00-090-7451701012-300 INTERCHANGEABLE
Holder,handset
Dynalec Corporation
2925-00-328-2018 INTERCHANGEABLE
Spark Plug
5945-00-426-8377A2.81 INTERCHANGEABLE
Relay,thermal
Schneider Electric Usa, Inc.
5950-00-517-8812278-0398-011 INTERCHANGEABLE
Transformer,radio Frequency
Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems
5355-00-818-0884A281 INTERCHANGEABLE
Knob
Technical Services Laboratory, Inc. Dba Technical Services Laboratory Inc
3040-01-133-79719321C1001-47 INTERCHANGEABLE
Shaft,straight
Bae Systems Information and Electronic Systems Integration Inc. Dba Bae Systems
5355-01-161-2163 INTERCHANGEABLE
Knob
5330-01-352-1997A/281 INTERCHANGEABLE
Gasket
O. E. M. Controls, Inc. Dba Oem Controls Inc
5355-01-359-8501A281 INTERCHANGEABLE
Knob
Henrici Controls Corporation
5340-01-616-2403A-281 INTERCHANGEABLE
Bracket,mounting
Amron International Inc
Cross-Reference Index
Part NumberManufacturer
A281 Communication Coil, Inc. Div - (USA)
278-0398-010 PRIMARY Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems (USA)
Related Parts
5965-00-090-7451INTERCHANGEABLE
HOLDER,HANDSET
701012-300
2925-00-328-2018INTERCHANGEABLE
SPARK PLUG
5945-00-426-8377INTERCHANGEABLE
RELAY,THERMAL
A2.81
5950-00-517-8812INTERCHANGEABLE
TRANSFORMER,RADIO FREQUENCY
278-0398-011
5355-00-818-0884INTERCHANGEABLE
KNOB
A281
3040-01-133-7971INTERCHANGEABLE
SHAFT,STRAIGHT
9321C1001-47
5355-01-161-2163INTERCHANGEABLE
KNOB
5330-01-352-1997INTERCHANGEABLE
GASKET
A/281
5355-01-359-8501INTERCHANGEABLE
KNOB
A281
5340-01-616-2403INTERCHANGEABLE
BRACKET,MOUNTING
A-281

Frequently Asked Questions

What is NSN 5950-00-501-2039?

NSN 5950-00-501-2039 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 5950-00-501-2039?

NSN 5950-00-501-2039 has 2 cross-referenced part numbers: A281 (Communication Coil, Inc. Div -), 278-0398-010 (Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems).

What NSN replaces 5950-00-501-2039?

There are 10 known substitutes for 5950-00-501-2039: 5965-00-090-7451, 2925-00-328-2018, 5945-00-426-8377 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 278-0398-010?

Key specifications for 278-0398-010: Coil Form Type: SOLID SINGLE COMPONENT; Winding Function and Quantity: 1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT; Body Outside Diameter: 0.525 INCHES NOMINAL IN; Mounting Method: TERMINAL SINGLE GROUP. 9 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com