PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

A25Transformer,audio Frequency

Magnetika Inc · NSN 5950-00-648-2699 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-648-2699 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-648-2699. Primary manufacturer part number: A25.
Features
  • Transformer,audio Frequency — FSC 5950
  • Center to Center Distance Between Mounting Facilities Parallel to Length: 1.156 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
  • Mounting Method: THREADED HOLE(S) SINGLE GROUP
  • Impedance Rating in Ohms: 15000.0 NOMINAL SINGLE COMPONENT SINGLE PRIMARY
  • Winding Function and Quantity: 1 PRIMARY AND 2 SECONDARY SINGLE COMPONENT
  • Center to Center Distance Between Mounting Facilities Parallel to Width: 1.156 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
  • Body Length: 1.490 INCHES NOMINAL IN
  • Frequency Rating: 30.0 HERTZ MINIMUM AND 20.0 KILOHERTZ MAXIMUM SINGLE COMPONENT
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,audio Frequency, cataloged under National Stock Number 5950-00-648-2699, 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 Magnetika Inc. Government technical data includes 14 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5950-00-648-2699
Primary Part NumberA25
Item NameTransformer,audio Frequency
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerMagnetika Inc
StatusCANCELLED
Center to Center Distance Between Mounting Facilities Parallel to Length1.156 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Mounting MethodTHREADED HOLE(S) SINGLE GROUP
Impedance Rating in Ohms15000.0 NOMINAL SINGLE COMPONENT SINGLE PRIMARY
Winding Function and Quantity1 PRIMARY AND 2 SECONDARY SINGLE COMPONENT
Center to Center Distance Between Mounting Facilities Parallel to Width1.156 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Body Length1.490 INCHES NOMINAL IN
Frequency Rating30.0 HERTZ MINIMUM AND 20.0 KILOHERTZ MAXIMUM SINGLE COMPONENT
Mounting Facility Quantity4 SINGLE GROUP
Nominal Thread Size0.112 INCHES SINGLE GROUP IN
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
Body Width1.511 INCHES NOMINAL IN
Inclosure TypeHERMETICALLY SEALED
Terminal Type and Quantity8 SOLDER STUD
Reliability IndicatorNOT ESTABLISHED
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
6920-00-063-5932A25 INTERCHANGEABLE
Target,bull's-Eye
National Target Company, Inc.
5905-00-100-429012Z13110-8017 INTERCHANGEABLE
Resistor,fixed,wire Wound
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
3030-00-160-8284A25 INTERCHANGEABLE
Belt,v
Contitech Usa, Inc Dba Veyance Technologies
5120-00-189-7915 INTERCHANGEABLE
Socket,socket Wrench
5310-00-202-1386A25 INTERCHANGEABLE
Washer,flat
Hobart Bros Co
4460-00-254-216960-512 INTERCHANGEABLE
Collector,dust
Associated Equipment Corporation Dba Associated Equipment Corp
5360-00-290-8917A25 INTERCHANGEABLE
Spring,helical,compression
Ashcroft Inc Dba Heise
4330-00-307-8387A25 INTERCHANGEABLE
Filter Element,fluid
Schroeder Industries Llc
5325-00-527-3706A25 INTERCHANGEABLE
Eyelet,metallic
Edwin B. Stimpson Company, Inc. Dba Stimpson
5930-00-907-8687A2-5 INTERCHANGEABLE
Adapter,switch Actuator
Safran Power Usa, Llc
Cross-Reference Index
Part NumberManufacturer
A25 United Transformer Corp Sub of Opt Industries Inc (USA)
A25 PRIMARY Magnetika Inc (USA)
Related Parts
6920-00-063-5932INTERCHANGEABLE
TARGET,BULL'S-EYE
A25
5905-00-100-4290INTERCHANGEABLE
RESISTOR,FIXED,WIRE WOUND
12Z13110-8017
3030-00-160-8284INTERCHANGEABLE
BELT,V
A25
5120-00-189-7915INTERCHANGEABLE
SOCKET,SOCKET WRENCH
5310-00-202-1386INTERCHANGEABLE
WASHER,FLAT
A25
4460-00-254-2169INTERCHANGEABLE
COLLECTOR,DUST
60-512
5360-00-290-8917INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
A25
4330-00-307-8387INTERCHANGEABLE
FILTER ELEMENT,FLUID
A25
5325-00-527-3706INTERCHANGEABLE
EYELET,METALLIC
A25
5930-00-907-8687INTERCHANGEABLE
ADAPTER,SWITCH ACTUATOR
A2-5
6625-01-007-1916INTERCHANGEABLE
RECORDER,COORDINATE DATA
00-009145-01
5120-01-031-6731INTERCHANGEABLE
LOCATOR,CRIMPING TO
A25

Frequently Asked Questions

What is NSN 5950-00-648-2699?

NSN 5950-00-648-2699 is a Transformer,audio Frequency, manufactured by Magnetika Inc, classified under FSC 5950 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5950-00-648-2699?

NSN 5950-00-648-2699 has 2 cross-referenced part numbers: A25 (United Transformer Corp Sub of Opt Industries Inc), A25 (Magnetika Inc).

What NSN replaces 5950-00-648-2699?

There are 12 known substitutes for 5950-00-648-2699: 6920-00-063-5932, 5905-00-100-4290, 3030-00-160-8284 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of A25?

Key specifications for A25: Center to Center Distance Between Mounting Facilities Parallel to Length: 1.156 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN; Mounting Method: THREADED HOLE(S) SINGLE GROUP; Impedance Rating in Ohms: 15000.0 NOMINAL SINGLE COMPONENT SINGLE PRIMARY; Winding Function and Quantity: 1 PRIMARY AND 2 SECONDARY SINGLE COMPONENT. 15 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5950-00-648-2699 still in active supply?

NSN 5950-00-648-2699 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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