PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

212428-1Transformer,power

Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier · NSN 5950-00-389-3703 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-389-3703 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-389-3703. Primary manufacturer part number: 212428-1.
Features
  • Transformer,power — FSC 5950
  • Thread Series Designator: UNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
  • Body Length: 3.813 INCHES NOMINAL IN
  • Winding Function and Quantity: 1 PRIMARY AND 3 SECONDARY SINGLE COMPONENT
  • Winding Operating Voltage: 7.20 AC VOLTS NOMINAL SINGLE COMPONENT FIRST SECONDARY
  • Center to Center Distance Between Mounting Facilities Parallel to the Base of an Isosceles Triangle: 2.250 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
  • Nominal Thread Size: 0.138 INCHES SINGLE GROUP IN
  • Reliability Indicator: NOT ESTABLISHED
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,power, cataloged under National Stock Number 5950-00-389-3703, 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 Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. Government technical data includes 18 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-00-389-3703
Primary Part Number212428-1
Item NameTransformer,power
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerNavair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
StatusACTIVE
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
Body Length3.813 INCHES NOMINAL IN
Winding Function and Quantity1 PRIMARY AND 3 SECONDARY SINGLE COMPONENT
Winding Operating Voltage7.20 AC VOLTS NOMINAL SINGLE COMPONENT FIRST SECONDARY
Center to Center Distance Between Mounting Facilities Parallel to the Base of an Isosceles Triangle2.250 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Nominal Thread Size0.138 INCHES SINGLE GROUP IN
Reliability IndicatorNOT ESTABLISHED
Mounting Facility Quantity3 SINGLE GROUP
Body Height4.563 INCHES NOMINAL IN
Body Width2.313 INCHES NOMINAL IN
Winding Operating Voltage60.00 AC VOLTS NOMINAL SINGLE COMPONENT THIRD SECONDARY
Winding Operating Voltage230.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
Center to Center Distance Between Mounting Facilities Parallel to the Altitude of an Isosceles Triangle1.313 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Inclosure TypePARTIALLY INCLOSED, DOUBLE SHELL
Terminal Type and Quantity12 WIRE HOOK
Winding Operating Voltage60.00 AC VOLTS NOMINAL SINGLE COMPONENT SECOND SECONDARY
Input-Output Phase RelationshipSINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
Mounting MethodTHREADED HOLE(S) SINGLE GROUP
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5950-00-532-3247SM-C-2001898 INTERCHANGEABLE
Transformer,power
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
Cross-Reference Index
Part NumberManufacturer
22508-1 Arma Div Ambac Industries Inc
212428-1 PRIMARY Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
PEI 6556 Precision Electronics, Inc (USA)
Related Parts
5950-00-532-3247INTERCHANGEABLE
TRANSFORMER,POWER
SM-C-2001898

Frequently Asked Questions

What is NSN 5950-00-389-3703?

NSN 5950-00-389-3703 is a Transformer,power, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-00-389-3703?

NSN 5950-00-389-3703 has 3 cross-referenced part numbers: 22508-1 (Arma Div Ambac Industries Inc), 212428-1 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), PEI 6556 (Precision Electronics, Inc).

What NSN replaces 5950-00-389-3703?

There is 1 known substitute for 5950-00-389-3703: 5950-00-532-3247. Verify interchangeability with system specifications before substitution.

What are the specifications of 212428-1?

Key specifications for 212428-1: Thread Series Designator: UNIFIED NATIONAL COARSE (UNC) SINGLE GROUP; Body Length: 3.813 INCHES NOMINAL IN; Winding Function and Quantity: 1 PRIMARY AND 3 SECONDARY SINGLE COMPONENT; Winding Operating Voltage: 7.20 AC VOLTS NOMINAL SINGLE COMPONENT FIRST SECONDARY. 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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