PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

A47Transformer,audio Frequency

Magnetika Inc · NSN 5950-00-477-1012 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-477-1012 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-477-1012. Primary manufacturer part number: A47.
Features
  • Transformer,audio Frequency — FSC 5950
  • Reliability Indicator: NOT ESTABLISHEDNOT ESTABLISHED
  • Thread Series Designator: UNIFIED NATIONAL COARSE (UNC) SINGLE GROUPUNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
  • Frequency Rating: 40.0 HERTZ MINIMUM AND 40.0 HERTZ MINIMUM AND 20.0 KILOHERTZ MAXIMUM SINGLE COMPONENT20.0 KILOHERTZ MAXIMUM SINGLE COMPONENT
  • Winding Function and Quantity: 1 PRIMARY AND 1 PRIMARY AND 2 SECONDARY SINGLE COMPONENT2 SECONDARY SINGLE COMPONENT
  • Body Height: 2.000 INCHES NOMINAL IN
  • Thread Quantity Per Inch: 40 SINGLE GROUP
  • Maximum Transformer Power Rating: 10.0 MILLIWATTS 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 5950-00-477-1012, 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 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. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-00-477-1012
Primary Part NumberA47
Item NameTransformer,audio Frequency
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerMagnetika Inc
StatusACTIVE
Reliability IndicatorNOT ESTABLISHEDNOT ESTABLISHED
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE GROUPUNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
Frequency Rating40.0 HERTZ MINIMUM AND 40.0 HERTZ MINIMUM AND 20.0 KILOHERTZ MAXIMUM SINGLE COMPONENT20.0 KILOHERTZ MAXIMUM SINGLE COMPONENT
Winding Function and Quantity1 PRIMARY AND 1 PRIMARY AND 2 SECONDARY SINGLE COMPONENT2 SECONDARY SINGLE COMPONENT
Body Height2.000 INCHES NOMINAL IN
Thread Quantity Per Inch40 SINGLE GROUP
Maximum Transformer Power Rating10.0 MILLIWATTS SINGLE COMPONENT
Mounting Facility Quantity4 SINGLE GROUP4 SINGLE GROUP
Impedance Rating in Ohms600.0 NOMINAL SINGLE COMPONENT ALL SECONDARY
Terminal Type and Quantity9 SLOTTED LUG
Impedance Rating in Ohms600.0 NOMINAL SINGLE COMPONENT SINGLE PRIMARY
Center to Center Distance Between Mounting Facilities Parallel to Width1.156 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Nominal Thread Size0.112 INCHES SINGLE GROUP IN
Inclosure TypeFULLY INCLOSED
Center to Center Distance Between Mounting Facilities Parallel to Length1.156 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP1.156 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Mounting MethodTHREADED HOLE(S) SINGLE GROUP
Body Width1.500 INCHES NOMINAL IN
Body Length1.500 INCHES NOMINAL1.500 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
3030-00-009-7320A47 INTERCHANGEABLE
Belt,v
Contitech Usa, Inc Dba Veyance Technologies
5910-00-161-88815346776 INTERCHANGEABLE
Capacitor,fixed,paper Dielectric
U S Army Tank Automotive Command Amsta-Im-Mm
3455-00-982-5114 INTERCHANGEABLE
Cutter,milling,end
7690-01-266-7413A-47 INTERCHANGEABLE
Label
Shamrock Scientific Specialty Systems, Llc
Cross-Reference Index
Part NumberManufacturer
A47 PRIMARY Magnetika Inc (USA)
A47 United Transformer Corp Sub of Opt Industries Inc (USA)
Related Parts
3030-00-009-7320INTERCHANGEABLE
BELT,V
A47
5910-00-161-8881INTERCHANGEABLE
CAPACITOR,FIXED,PAPER DIELECTRIC
5346776
3455-00-982-5114INTERCHANGEABLE
CUTTER,MILLING,END
7690-01-266-7413INTERCHANGEABLE
LABEL
A-47

Frequently Asked Questions

What is NSN 5950-00-477-1012?

NSN 5950-00-477-1012 is a Transformer,audio Frequency, manufactured by Magnetika Inc, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-00-477-1012?

NSN 5950-00-477-1012 has 2 cross-referenced part numbers: A47 (Magnetika Inc), A47 (United Transformer Corp Sub of Opt Industries Inc).

What NSN replaces 5950-00-477-1012?

There are 4 known substitutes for 5950-00-477-1012: 3030-00-009-7320, 5910-00-161-8881, 3455-00-982-5114 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of A47?

Key specifications for A47: Reliability Indicator: NOT ESTABLISHEDNOT ESTABLISHED; Thread Series Designator: UNIFIED NATIONAL COARSE (UNC) SINGLE GROUPUNIFIED NATIONAL COARSE (UNC) SINGLE GROUP; Frequency Rating: 40.0 HERTZ MINIMUM AND 40.0 HERTZ MINIMUM AND 20.0 KILOHERTZ MAXIMUM SINGLE COMPONENT20.0 KILOHERTZ MAXIMUM SINGLE COMPONENT; Winding Function and Quantity: 1 PRIMARY AND 1 PRIMARY AND 2 SECONDARY SINGLE COMPONENT2 SECONDARY SINGLE COMPONENT. 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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