PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

A-202Transformer,radio Frequency

Communication Coil, Inc. Div - · NSN 5950-01-139-0123 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-01-139-0123 — this item is cataloged by the U.S. Government under National Stock Number 5950-01-139-0123. Primary manufacturer part number: A-202.
Features
  • Transformer,radio Frequency — FSC 5950
  • Terminal Type and Quantity: 4 PIN
  • Mounting Method: TERMINAL SINGLE GROUP
  • Frequency Rating: 600.0 KILOHERTZ MINIMUM AND 900.0 KILOHERTZ MAXIMUM SINGLE COMPONENT
  • Winding Function and Quantity: 1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
  • Coil Form Type: SOLID SINGLE COMPONENT
  • Inclosure Type: FULLY INCLOSED
  • 2 verified cross-references
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,radio Frequency, cataloged under National Stock Number 5950-01-139-0123, 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 Communication Coil, Inc. Div -. Government technical data includes 6 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. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-01-139-0123
Primary Part NumberA-202
Item NameTransformer,radio Frequency
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerCommunication Coil, Inc. Div -
StatusACTIVE
Terminal Type and Quantity4 PIN
Mounting MethodTERMINAL SINGLE GROUP
Frequency Rating600.0 KILOHERTZ MINIMUM AND 900.0 KILOHERTZ MAXIMUM SINGLE COMPONENT
Winding Function and Quantity1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
Coil Form TypeSOLID SINGLE COMPONENT
Inclosure TypeFULLY INCLOSED
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
2920-00-239-9047A202 INTERCHANGEABLE
Adapter,spark Plug
Champion Aerospace Llc
6810-00-268-9951 INTERCHANGEABLE
Nitric Acid,fuming
5305-00-439-9844A202 INTERCHANGEABLE
Screw,machine
Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.
1560-00-656-3572A202 INTERCHANGEABLE
Fitting,quick Disconnect,restrai
Rbc Aerostructures Llc
4930-00-789-7874A202 INTERCHANGEABLE
Seal Assembly,pump
WS Darley & Co Div Ohler Pump
8010-00-886-7681 INTERCHANGEABLE
Remover,paint
6850-01-008-3058A202 INTERCHANGEABLE
Chemical Corrosion Prevention
The Noco Company
5935-01-205-4843A202 INTERCHANGEABLE
Adapter,connector
Fotec Inc
5998-01-255-9202 INTERCHANGEABLE
Electronic Components Assembly
Cross-Reference Index
Part NumberManufacturer
A-202 PRIMARY Communication Coil, Inc. Div - (USA)
278-0369-010 Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems (USA)
Related Parts
2920-00-239-9047INTERCHANGEABLE
ADAPTER,SPARK PLUG
A202
6810-00-268-9951INTERCHANGEABLE
NITRIC ACID,FUMING
5305-00-439-9844INTERCHANGEABLE
SCREW,MACHINE
A202
1560-00-656-3572INTERCHANGEABLE
FITTING,QUICK DISCONNECT,RESTRAI
A202
4930-00-789-7874INTERCHANGEABLE
SEAL ASSEMBLY,PUMP
A202
8010-00-886-7681INTERCHANGEABLE
REMOVER,PAINT
6850-01-008-3058INTERCHANGEABLE
CHEMICAL CORROSION PREVENTION
A202
5935-01-205-4843INTERCHANGEABLE
ADAPTER,CONNECTOR
A202
5998-01-255-9202INTERCHANGEABLE
ELECTRONIC COMPONENTS ASSEMBLY

Frequently Asked Questions

What is NSN 5950-01-139-0123?

NSN 5950-01-139-0123 is a Transformer,radio Frequency, manufactured by Communication Coil, Inc. Div -, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-01-139-0123?

NSN 5950-01-139-0123 has 2 cross-referenced part numbers: A-202 (Communication Coil, Inc. Div -), 278-0369-010 (Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems).

What NSN replaces 5950-01-139-0123?

There are 9 known substitutes for 5950-01-139-0123: 2920-00-239-9047, 6810-00-268-9951, 5305-00-439-9844 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of A-202?

Key specifications for A-202: Terminal Type and Quantity: 4 PIN; Mounting Method: TERMINAL SINGLE GROUP; Overall Length: 0.625 INCHES MAXIMUM IN; Frequency Rating: 600.0 KILOHERTZ MINIMUM AND 900.0 KILOHERTZ MAXIMUM SINGLE COMPONENT. 9 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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