PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

137786-01Transformer,audio Frequency

Ge Aviation Systems Llc · NSN 5950-00-010-3003 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-010-3003 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-010-3003. Primary manufacturer part number: 137786-01.
Features
  • Transformer,audio Frequency — FSC 5950
  • Mounting Method: THREADED STUD(S) SINGLE GROUP
  • Thread Series Designator: UNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
  • Maximum Operating Temp: 130.0 CELSIUS DEGC
  • Body Height: 1.234 INCHES NOMINAL IN
  • Transformer Function: OUTPUT
  • Reliability Indicator: NOT ESTABLISHED
  • Nominal Thread Size: 0.112 INCHES SINGLE GROUP IN
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,audio Frequency, cataloged under National Stock Number 5950-00-010-3003, 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 Ge Aviation Systems Llc. Government technical data includes 18 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-00-010-3003
Primary Part Number137786-01
Item NameTransformer,audio Frequency
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerGe Aviation Systems Llc
StatusACTIVE
Mounting MethodTHREADED STUD(S) SINGLE GROUP
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
Maximum Operating Temp130.0 CELSIUS DEGC
Body Height1.234 INCHES NOMINAL IN
Transformer FunctionOUTPUT
Reliability IndicatorNOT ESTABLISHED
Nominal Thread Size0.112 INCHES SINGLE GROUP IN
Winding Function and Quantity1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
Body Length1.828 INCHES NOMINAL IN
Body Width1.828 INCHES NOMINAL IN
Thread Quantity Per Inch40 SINGLE GROUP
Inclosure TypeHERMETICALLY SEALED
Center to Center Distance Between Mounting Facilities Parallel to Width1.562 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Mounting Facility Quantity4 SINGLE GROUP
Frequency Rating380.0 HERTZ MINIMUM AND 420.0 HERTZ MAXIMUM SINGLE COMPONENT
Terminal Type and Quantity5 TAB, SOLDER LUG
Center to Center Distance Between Mounting Facilities Parallel to Length1.562 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Winding Operating Current40.0 MILLIAMPERES DC MAXIMUM SINGLE COMPONENT SINGLE PRIMARY
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5325-00-003-07056225 INTERCHANGEABLE
Receptacle,turnlock Fastener
Paneloc Corp the
3455-00-015-8419TABLE 15, 707 INTERCHANGEABLE
Cutter,milling,woodruff Keyseat
The American Society of Mechanical Engineers
1005-00-019-79396225 INTERCHANGEABLE
Plunger,barrel Bush
Smith & Wesson Sales Company
5945-00-073-6384 INTERCHANGEABLE
Relay,electromagnetic
4730-00-254-6449 INTERCHANGEABLE
Elbow,tube
5945-00-259-69766225-15 INTERCHANGEABLE
Relay,electromagnetic
Te Connectivity Corporation
5330-00-640-93984A2112 INTERCHANGEABLE
Gasket
Napco International Llc Dba Napco International Inc
5935-00-665-4573 INTERCHANGEABLE
Connector,receptacle,electrical
5905-00-721-2649 INTERCHANGEABLE
Resistor,variable,wire Wound,non
2530-00-821-38836225 INTERCHANGEABLE
Wheel Assembly,pneumatic Tire
Saginaw Products Corporation Dba Cignys
Cross-Reference Index
Part NumberManufacturer
BC2707 Pegasus Inc (USA)
40545 Coast/advanced Chip Magnetics, Inc. (USA)
137786-01 PRIMARY Ge Aviation Systems Llc (USA)
137786-01 Forway Industries Inc (USA)
6225 Precision Electronics, Inc (USA)
TP2216 Hytronics Corp. (USA)
Related Parts
5325-00-003-0705INTERCHANGEABLE
RECEPTACLE,TURNLOCK FASTENER
6225
3455-00-015-8419INTERCHANGEABLE
CUTTER,MILLING,WOODRUFF KEYSEAT
TABLE 15, 707
1005-00-019-7939INTERCHANGEABLE
PLUNGER,BARREL BUSH
6225
5945-00-073-6384INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
4730-00-254-6449INTERCHANGEABLE
ELBOW,TUBE
5945-00-259-6976INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
6225-15
5330-00-640-9398INTERCHANGEABLE
GASKET
4A2112
5935-00-665-4573INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
5905-00-721-2649INTERCHANGEABLE
RESISTOR,VARIABLE,WIRE WOUND,NON
2530-00-821-3883INTERCHANGEABLE
WHEEL ASSEMBLY,PNEUMATIC TIRE
6225
5940-00-983-6100INTERCHANGEABLE
TERMINAL BOARD
5330-00-983-8293INTERCHANGEABLE
SEAL,PLAIN ENCASED
2526624

Frequently Asked Questions

What is NSN 5950-00-010-3003?

NSN 5950-00-010-3003 is a Transformer,audio Frequency, manufactured by Ge Aviation Systems Llc, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-00-010-3003?

NSN 5950-00-010-3003 has 6 cross-referenced part numbers: BC2707 (Pegasus Inc), 40545 (Coast/advanced Chip Magnetics, Inc.), 137786-01 (Ge Aviation Systems Llc), 137786-01 (Forway Industries Inc), 6225 (Precision Electronics, Inc) and 1 more.

What NSN replaces 5950-00-010-3003?

There are 12 known substitutes for 5950-00-010-3003: 5325-00-003-0705, 3455-00-015-8419, 1005-00-019-7939 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 137786-01?

Key specifications for 137786-01: Mounting Method: THREADED STUD(S) SINGLE GROUP; Thread Series Designator: UNIFIED NATIONAL COARSE (UNC) SINGLE GROUP; Maximum Operating Temp: 130.0 CELSIUS DEGC; Body Height: 1.234 INCHES NOMINAL IN. 18 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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