PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

12216Transformer,power

Standex Electronics, Inc. · NSN 5950-00-340-3146 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-340-3146 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-340-3146. Primary manufacturer part number: 12216.
Features
  • Transformer,power — FSC 5950
  • Winding Operating Voltage: 115.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
  • Body Length: 1.750 INCHES NOMINAL IN
  • Winding Operating Voltage: 1.00 AC VOLTS NOMINAL SINGLE COMPONENT SECOND SECONDARY
  • Thread Series Designator: UNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
  • Input-Output Phase Relationship: SINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
  • Winding Operating Current: 50.0 MILLIAMPERES AC MAXIMUM SINGLE COMPONENT SECOND SECONDARY
  • Terminal Type and Quantity: 7 SOLDER STUD
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,power, cataloged under National Stock Number 5950-00-340-3146, 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 16 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
NSN5950-00-340-3146
Primary Part Number12216
Item NameTransformer,power
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerStandex Electronics, Inc.
StatusACTIVE
Winding Operating Voltage115.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
Body Length1.750 INCHES NOMINAL IN
Winding Operating Voltage1.00 AC VOLTS NOMINAL SINGLE COMPONENT SECOND SECONDARY
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
Input-Output Phase RelationshipSINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
Winding Operating Current50.0 MILLIAMPERES AC MAXIMUM SINGLE COMPONENT SECOND SECONDARY
Terminal Type and Quantity7 SOLDER STUD
Winding Operating Current100.0 MILLIAMPERES AC MAXIMUM SINGLE COMPONENT FIRST SECONDARY
Winding Function and Quantity1 PRIMARY AND 2 SECONDARY SINGLE COMPONENT
Frequency Rating380.0 HERTZ MINIMUM AND 420.0 HERTZ MAXIMUM SINGLE COMPONENT
Winding Operating Voltage30.00 AC VOLTS NOMINAL SINGLE COMPONENT FIRST SECONDARY
Nominal Thread Size0.164 INCHES SINGLE GROUP IN
Winding Shielding MethodINTERNAL SHIELD BROUGHT OUT TO TERMINAL SINGLE COMPONENT
Inclosure TypeHERMETICALLY SEALED
Body Outside Diameter2.000 INCHES NOMINAL IN
Thread Quantity Per Inch32 SINGLE GROUP
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5133-00-189-9261 INTERCHANGEABLE
Drill,twist
5133-00-228-1332 INTERCHANGEABLE
Drill,twist
5330-00-361-0661 INTERCHANGEABLE
Gasket
5355-00-483-986512216 INTERCHANGEABLE
Knob
Aerosonic Llc
5910-00-542-747420630-44 INTERCHANGEABLE
Shield,capacitor
Cornell-Dubilier Marketing Inc
5340-00-636-4904NH3030 INTERCHANGEABLE
Boot,dust and Moisture Seal
Apm Hexseal Corp
5305-00-887-156412216 INTERCHANGEABLE
Setscrew
Stanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel Systems
5961-01-193-8320 INTERCHANGEABLE
Semiconductor Device,diode
3455-01-203-745112216 INTERCHANGEABLE
Trepanning Tool,machine
Hougen Manufacturing, Inc
5120-01-335-0802 INTERCHANGEABLE
Socket,socket Wrench
Cross-Reference Index
Part NumberManufacturer
128SCSEA750-1 Northrop Grumman Systems Corporation (USA)
12216 PRIMARY Standex Electronics, Inc. (USA)
Related Parts
5133-00-189-9261INTERCHANGEABLE
DRILL,TWIST
5133-00-228-1332INTERCHANGEABLE
DRILL,TWIST
5330-00-361-0661INTERCHANGEABLE
GASKET
5355-00-483-9865INTERCHANGEABLE
KNOB
12216
5910-00-542-7474INTERCHANGEABLE
SHIELD,CAPACITOR
20630-44
5340-00-636-4904INTERCHANGEABLE
BOOT,DUST AND MOISTURE SEAL
NH3030
5305-00-887-1564INTERCHANGEABLE
SETSCREW
12216
5961-01-193-8320INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
3455-01-203-7451INTERCHANGEABLE
TREPANNING TOOL,MACHINE
12216
5120-01-335-0802INTERCHANGEABLE
SOCKET,SOCKET WRENCH
5998-01-471-3858INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
G-5598A
5340-01-562-6992INTERCHANGEABLE
BRACKET,DOUBLE ANGLE
12216

Frequently Asked Questions

What is NSN 5950-00-340-3146?

NSN 5950-00-340-3146 is a Transformer,power, manufactured by Standex Electronics, Inc., classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-00-340-3146?

NSN 5950-00-340-3146 has 2 cross-referenced part numbers: 128SCSEA750-1 (Northrop Grumman Systems Corporation), 12216 (Standex Electronics, Inc.).

What NSN replaces 5950-00-340-3146?

There are 12 known substitutes for 5950-00-340-3146: 5133-00-189-9261, 5133-00-228-1332, 5330-00-361-0661 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 12216?

Key specifications for 12216: Winding Operating Voltage: 115.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY; Body Length: 1.750 INCHES NOMINAL IN; Winding Operating Voltage: 1.00 AC VOLTS NOMINAL SINGLE COMPONENT SECOND SECONDARY; Overall Length: 2.480 INCHES NOMINAL IN. 17 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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