PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

25762Transformer,audio Frequency

Freed Transformer Co · NSN 5950-00-646-2764 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-646-2764 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-646-2764. Primary manufacturer part number: 25762.
Features
  • Transformer,audio Frequency — FSC 5950
  • Body Length: 1.656 INCHES MAXIMUM IN
  • Reliability Indicator: NOT ESTABLISHED
  • Terminal Type and Quantity: 4 STANDOFF, SOLDER LUG
  • Mounting Method: THREADED HOLE(S) SINGLE GROUP
  • Thread Series Designator: UNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
  • Impedance Rating in Ohms: 600.0 NOMINAL SINGLE COMPONENT SINGLE PRIMARY
  • Center to Center Distance Between Mounting Facilities Parallel to Length: 1.312 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER 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 5950-00-646-2764, 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 Freed Transformer Co. Government technical data includes 18 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. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-00-646-2764
Primary Part Number25762
Item NameTransformer,audio Frequency
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerFreed Transformer Co
StatusACTIVE
Body Length1.656 INCHES MAXIMUM IN
Reliability IndicatorNOT ESTABLISHED
Terminal Type and Quantity4 STANDOFF, SOLDER LUG
Mounting MethodTHREADED HOLE(S) SINGLE GROUP
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
Impedance Rating in Ohms600.0 NOMINAL SINGLE COMPONENT SINGLE PRIMARY
Center to Center Distance Between Mounting Facilities Parallel to Length1.312 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Center to Center Distance Between Mounting Facilities Parallel to Width1.312 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Winding Function and Quantity1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
Frequency Rating400.0 HERTZ MINIMUM AND 3.0 KILOHERTZ MAXIMUM SINGLE COMPONENT
Nominal Thread Size0.112 INCHES SINGLE GROUP IN
Thread Quantity Per Inch40 SINGLE GROUP
Mounting Facility Quantity4 SINGLE GROUP
Inclosure TypeHERMETICALLY SEALED
Body Width1.656 INCHES MAXIMUM IN
Body Height2.375 INCHES MAXIMUM IN
Impedance Rating in Ohms8.0 NOMINAL SINGLE COMPONENT SINGLE SECONDARY
Maximum Transformer Power Rating30.0 DECIBELS SINGLE COMPONENT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
5950-00-097-7416 INTERCHANGEABLE
Transformer,power
5962-00-163-4141SN74192N INTERCHANGEABLE
Microcircuit,digital
Sensata Technologies, Inc. Div Sensata Attleboro
1650-00-564-827625762 INTERCHANGEABLE
Valve Assembly,reli
Hydro-Aire Aerospace Corp
6610-00-609-719125762 INTERCHANGEABLE
Knob Assy,trim Adju
Undersea Sensor Systems Inc Div Ultra Sonobuoy Systems
5935-01-108-891010096 INTERCHANGEABLE
Receptable
Gardner Denver Water Jetting Systems, Inc. Div Engineered Package Group
5315-01-390-587225762 INTERCHANGEABLE
Key,machine
Tulsa Winch, Inc.
6515-01-600-86544922-9-060 INTERCHANGEABLE
Wrench,fixation,orthopedic
Howmedica Osteonics Corp Dba Stryker Orthopaedics
Cross-Reference Index
Part NumberManufacturer
25762 Freed Transformer Co (USA)
677-0348-00 Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems (USA)
Related Parts
5950-00-097-7416INTERCHANGEABLE
TRANSFORMER,POWER
5962-00-163-4141INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
SN74192N
1650-00-564-8276INTERCHANGEABLE
VALVE ASSEMBLY,RELI
25762
6610-00-609-7191INTERCHANGEABLE
KNOB ASSY,TRIM ADJU
25762
5935-01-108-8910INTERCHANGEABLE
RECEPTABLE
10096
5315-01-390-5872INTERCHANGEABLE
KEY,MACHINE
25762
6515-01-600-8654INTERCHANGEABLE
WRENCH,FIXATION,ORTHOPEDIC
4922-9-060

Frequently Asked Questions

What is NSN 5950-00-646-2764?

NSN 5950-00-646-2764 is a Transformer,audio Frequency, manufactured by Freed Transformer Co, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-00-646-2764?

NSN 5950-00-646-2764 has 2 cross-referenced part numbers: 25762 (Freed Transformer Co), 677-0348-00 (Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems).

What NSN replaces 5950-00-646-2764?

There are 7 known substitutes for 5950-00-646-2764: 5950-00-097-7416, 5962-00-163-4141, 1650-00-564-8276 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 25762?

Key specifications for 25762: Body Length: 1.656 INCHES MAXIMUM IN; Reliability Indicator: NOT ESTABLISHED; Terminal Type and Quantity: 4 STANDOFF, SOLDER LUG; Mounting Method: THREADED HOLE(S) SINGLE GROUP. 19 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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