PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

12205Transformer,audio Frequency

Standex Electronics, Inc. · NSN 5950-00-211-7140 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-211-7140 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-211-7140. Primary manufacturer part number: 12205.
Features
  • Transformer,audio Frequency — FSC 5950
  • Winding Shielding Method: INTERNAL SHIELD BROUGHT OUT TO TERMINAL SINGLE COMPONENT
  • Primary to Secondary Turn Ratio: 1 TO 1 SINGLE COMPONENT
  • Body Height: 0.900 INCHES NOMINAL IN
  • Terminal Type and Quantity: 7 TURRET
  • Reliability Indicator: NOT ESTABLISHED
  • Nominal Thread Size: 0.164 INCHES SINGLE GROUP IN
  • Winding Operating Current: 660.0 MILLIAMPERES DC MAXIMUM SINGLE COMPONENT SINGLE PRIMARY
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,audio Frequency, cataloged under National Stock Number 5950-00-211-7140, 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 Standex Electronics, Inc.. Government technical data includes 17 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: Active.

Technical Specifications
ParameterValue
NSN5950-00-211-7140
Primary Part Number12205
Item NameTransformer,audio Frequency
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerStandex Electronics, Inc.
StatusACTIVE
Winding Shielding MethodINTERNAL SHIELD BROUGHT OUT TO TERMINAL SINGLE COMPONENT
Primary to Secondary Turn Ratio1 TO 1 SINGLE COMPONENT
Body Height0.900 INCHES NOMINAL IN
Terminal Type and Quantity7 TURRET
Reliability IndicatorNOT ESTABLISHED
Nominal Thread Size0.164 INCHES SINGLE GROUP IN
Winding Operating Current660.0 MILLIAMPERES DC MAXIMUM SINGLE COMPONENT SINGLE PRIMARY
Mounting MethodTHREADED HOLE(S) SINGLE GROUP
Thread Quantity Per Inch32 SINGLE GROUP
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
Distance Between Mounting Facility Centers3.000 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Body Width1.380 INCHES NOMINAL IN
Body Length3.380 INCHES NOMINAL IN
Frequency Rating400.0 HERTZ NOMINAL SINGLE COMPONENT
Winding Function and Quantity1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
Inclosure TypeFULLY INCLOSED
Mounting Facility Quantity2 SINGLE GROUP
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5325-00-174-2889 INTERCHANGEABLE
Socket,snap Fastener
5133-00-189-9250 INTERCHANGEABLE
Drill,twist
5110-00-224-7911PD5110-00-224-7911 INTERCHANGEABLE
Plane,jack
General Services Administration Federal Supply Service
5325-00-276-4966MS27981-3B INTERCHANGEABLE
Socket,snap Fastener
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5355-00-566-606612205 INTERCHANGEABLE
Pointer,dial
Aerosonic Llc
5975-00-665-0648 INTERCHANGEABLE
Bushing,electrical Conduit
2805-01-104-658412-205 INTERCHANGEABLE
Block,engine Cylind
Thermo King Corporation Dba Phoenix Global Distirbution.
5950-01-151-251312205 INTERCHANGEABLE
Inductor
Giga-Tronics Incorporated Dba Giga-Tronics
5365-01-254-25280691744 INTERCHANGEABLE
Shim
Mitsubishi Caterpillar Forklift America, Inc
5120-01-335-210212205 INTERCHANGEABLE
Key,socket Head Screw
Bondhus Corp
Cross-Reference Index
Part NumberManufacturer
2922796 Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
12205 PRIMARY Standex Electronics, Inc. (USA)
Related Parts
5325-00-174-2889INTERCHANGEABLE
SOCKET,SNAP FASTENER
5133-00-189-9250INTERCHANGEABLE
DRILL,TWIST
5110-00-224-7911INTERCHANGEABLE
PLANE,JACK
PD5110-00-224-7911
5325-00-276-4966INTERCHANGEABLE
SOCKET,SNAP FASTENER
MS27981-3B
5355-00-566-6066INTERCHANGEABLE
POINTER,DIAL
12205
5975-00-665-0648INTERCHANGEABLE
BUSHING,ELECTRICAL CONDUIT
2805-01-104-6584INTERCHANGEABLE
BLOCK,ENGINE CYLIND
12-205
5950-01-151-2513INTERCHANGEABLE
INDUCTOR
12205
5365-01-254-2528INTERCHANGEABLE
SHIM
0691744
5120-01-335-2102INTERCHANGEABLE
KEY,SOCKET HEAD SCREW
12205
4330-01-440-5642INTERCHANGEABLE
FILTER ELEMENT,FLUID
5340-01-460-7001INTERCHANGEABLE
CLAMP,LOOP
12205-56

Frequently Asked Questions

What is NSN 5950-00-211-7140?

NSN 5950-00-211-7140 is a Transformer,audio Frequency, manufactured by Standex Electronics, Inc., classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-00-211-7140?

NSN 5950-00-211-7140 has 2 cross-referenced part numbers: 2922796 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), 12205 (Standex Electronics, Inc.).

What NSN replaces 5950-00-211-7140?

There are 12 known substitutes for 5950-00-211-7140: 5325-00-174-2889, 5133-00-189-9250, 5110-00-224-7911 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 12205?

Key specifications for 12205: Winding Shielding Method: INTERNAL SHIELD BROUGHT OUT TO TERMINAL SINGLE COMPONENT; Primary to Secondary Turn Ratio: 1 TO 1 SINGLE COMPONENT; Body Height: 0.900 INCHES NOMINAL IN; Terminal Type and Quantity: 7 TURRET. 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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