PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

43211-01Transformer,power

Telephonics Corp/prd Instruments · NSN 5950-01-051-1286 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-01-051-1286 — this item is cataloged by the U.S. Government under National Stock Number 5950-01-051-1286. Primary manufacturer part number: 43211-01.
Features
  • Transformer,power — FSC 5950
  • Winding Operating Current: 220.0 MILLIAMPERES AC MAXIMUM SINGLE COMPONENT THIRD SECONDARY
  • Terminal Type and Quantity: 17 TAB, SOLDER LUG
  • Winding Operating Current: 1.5 AMPERES AC MAXIMUM SINGLE COMPONENT SECOND SECONDARY
  • Winding Operating Current: 9.3 AMPERES AC MAXIMUM SINGLE COMPONENT FIRST SECONDARY
  • Winding Operating Voltage: 19.00 AC VOLTS NOMINAL SINGLE COMPONENT THIRD SECONDARY
  • Winding Operating Voltage: 115.00 AC VOLTS MINIMUM AND 230.00 AC VOLTS MAXIMUM SINGLE COMPONENT ALL PRIMARY
  • Winding Operating Voltage: 16.00 AC VOLTS NOMINAL SINGLE COMPONENT FIRST SECONDARY
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,power, cataloged under National Stock Number 5950-01-051-1286, 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 Telephonics Corp/prd Instruments. Government technical data includes 24 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-01-051-1286
Primary Part Number43211-01
Item NameTransformer,power
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerTelephonics Corp/prd Instruments
StatusACTIVE
Winding Operating Current220.0 MILLIAMPERES AC MAXIMUM SINGLE COMPONENT THIRD SECONDARY
Terminal Type and Quantity17 TAB, SOLDER LUG
Winding Operating Current1.5 AMPERES AC MAXIMUM SINGLE COMPONENT SECOND SECONDARY
Winding Operating Current9.3 AMPERES AC MAXIMUM SINGLE COMPONENT FIRST SECONDARY
Winding Operating Voltage19.00 AC VOLTS NOMINAL SINGLE COMPONENT THIRD SECONDARY
Winding Operating Voltage115.00 AC VOLTS MINIMUM AND 230.00 AC VOLTS MAXIMUM SINGLE COMPONENT ALL PRIMARY
Winding Operating Voltage16.00 AC VOLTS NOMINAL SINGLE COMPONENT FIRST SECONDARY
Mounting Slot Width0.187 INCHES NOMINAL SINGLE GROUP IN
Center to Center Distance Between Mounting Facilities Parallel to Length3.000 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Center to Center Distance Between Mounting Facilities Parallel to Width2.125 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Winding Operating Current1.5 AMPERES AC MAXIMUM SINGLE COMPONENT FOURTH SECONDARY
Body Height4.500 INCHES MAXIMUM IN
Winding Function and Quantity2 PRIMARY AND 5 SECONDARY SINGLE COMPONENT
Winding Shielding MethodINTERNAL SHIELD GROUNDED TO INCLOSURE AND CORE SINGLE COMPONENT
Inclosure TypePARTIALLY INCLOSED, DOUBLE SHELL
Winding Operating Voltage22.00 AC VOLTS NOMINAL SINGLE COMPONENT FOURTH SECONDARY
Body Width2.750 INCHES MAXIMUM IN
Body Length3.750 INCHES MAXIMUM IN
Mounting MethodFLANGE AND SLOT SINGLE GROUP
Reliability IndicatorNOT ESTABLISHED
Winding Operating Voltage19.00 AC VOLTS NOMINAL SINGLE COMPONENT SECOND SECONDARY
Frequency Rating45.0 HERTZ MINIMUM AND 440.0 HERTZ MAXIMUM SINGLE COMPONENT
Mounting Facility Quantity4 SINGLE GROUP
Input-Output Phase RelationshipSINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
2520-00-488-8063F45289 INTERCHANGEABLE
Cylinder Assembly,hydraulic Slav
Federal Mogul Corp Sub Wagner Brake Moog Automotive Div
6750-01-427-1769 INTERCHANGEABLE
Film,photographic
Cross-Reference Index
Part NumberManufacturer
43211-01 Peraton Inc (USA)
TTI20624 Transformer Technology, Inc. Dba Transformer Technology Inc (USA)
43211-01 PRIMARY Telephonics Corp/prd Instruments (USA)
172170 Voltampere Corp (USA)
Related Parts
2520-00-488-8063INTERCHANGEABLE
CYLINDER ASSEMBLY,HYDRAULIC SLAV
F45289
6750-01-427-1769INTERCHANGEABLE
FILM,PHOTOGRAPHIC

Frequently Asked Questions

What is NSN 5950-01-051-1286?

NSN 5950-01-051-1286 is a Transformer,power, manufactured by Telephonics Corp/prd Instruments, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-01-051-1286?

NSN 5950-01-051-1286 has 4 cross-referenced part numbers: 43211-01 (Peraton Inc), TTI20624 (Transformer Technology, Inc. Dba Transformer Technology Inc), 43211-01 (Telephonics Corp/prd Instruments), 172170 (Voltampere Corp).

What NSN replaces 5950-01-051-1286?

There are 2 known substitutes for 5950-01-051-1286: 2520-00-488-8063, 6750-01-427-1769. Verify interchangeability with system specifications before substitution.

What are the specifications of 43211-01?

Key specifications for 43211-01: Winding Operating Current: 220.0 MILLIAMPERES AC MAXIMUM SINGLE COMPONENT THIRD SECONDARY; Terminal Type and Quantity: 17 TAB, SOLDER LUG; Winding Operating Current: 1.5 AMPERES AC MAXIMUM SINGLE COMPONENT SECOND SECONDARY; Winding Operating Current: 9.3 AMPERES AC MAXIMUM SINGLE COMPONENT FIRST SECONDARY. 25 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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