PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1234720Transformer,power

Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier · NSN 5950-00-647-5809 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-647-5809 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-647-5809. Primary manufacturer part number: 1234720.
Features
  • Transformer,power — FSC 5950
  • Reliability Indicator: NOT ESTABLISHED
  • Winding Operating Voltage: 420.00 AC VOLTS NOMINAL AND 440.00 AC VOLTS NOMINAL AND 460.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
  • Winding Operating Voltage: 12.60 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE SECONDARY
  • Winding Function and Quantity: 1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
  • Body Length: 3.562 INCHES NOMINAL IN
  • Center to Center Distance Between Mounting Facilities Parallel to Length: 2.125 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
  • Nominal Thread Size: 0.164 INCHES SINGLE GROUP IN
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,power, cataloged under National Stock Number 5950-00-647-5809, 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 19 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. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-00-647-5809
Primary Part Number1234720
Item NameTransformer,power
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerNavair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
StatusACTIVE
Reliability IndicatorNOT ESTABLISHED
Winding Operating Voltage420.00 AC VOLTS NOMINAL AND 440.00 AC VOLTS NOMINAL AND 460.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
Winding Operating Voltage12.60 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE SECONDARY
Winding Function and Quantity1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
Body Length3.562 INCHES NOMINAL IN
Center to Center Distance Between Mounting Facilities Parallel to Length2.125 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Nominal Thread Size0.164 INCHES SINGLE GROUP IN
Body Width3.062 INCHES NOMINAL IN
Thread Quantity Per Inch32 SINGLE GROUP
Winding Operating Current6.0 AMPERES AC MAXIMUM SINGLE COMPONENT SINGLE SECONDARY
Mounting Facility Quantity4 SINGLE GROUP
Inclosure TypeHERMETICALLY SEALED
Frequency Rating60.0 HERTZ NOMINAL SINGLE COMPONENT
Center to Center Distance Between Mounting Facilities Parallel to Width2.625 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
Body Height3.875 INCHES NOMINAL IN
Mounting MethodTHREADED HOLE(S) SINGLE GROUP
Input-Output Phase RelationshipSINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
Terminal Type and Quantity7 TAB, SOLDER LUG
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
5315-00-010-3735103735 INTERCHANGEABLE
Pin,straight,headless
Us Army Aviation and Missile Command
4420-00-051-351711277 INTERCHANGEABLE
Tool Set,condenser
Naval Inventory Control Point Mechanicsburg
6530-00-110-26241-1277 INTERCHANGEABLE
Regulator and Litter Mount
Defense Medical Standardization Board
2915-00-368-972311277 INTERCHANGEABLE
Cartridge Match Assembly
Hawker Pacific Aerospace Landing Gear and Components Mfg and Repair
5360-00-654-744611277 INTERCHANGEABLE
Spring,helical,compression
Eaton Aerospace Llc Dba Eaton Aerospace Jackson
5310-00-935-35921127-7 INTERCHANGEABLE
Washer,flat
Microwave Engineering Corporation
3040-01-154-972211277 INTERCHANGEABLE
Parts Kit,linear Actuating Cylin
Texas Hydraulics, Inc.
5360-01-354-790524-11277 INTERCHANGEABLE
Spring,helical,extension
Brunswick Corp Dba Mercury Marine Div Mercury Marine
5342-01-525-590011-277 INTERCHANGEABLE
Anode,corrosion Preventive
Konrad Marine Inc Div Konrad Marine
Cross-Reference Index
Part NumberManufacturer
1234720 PRIMARY Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
11277 PRIMARY Electronic Transformer Corp Div Electronic Transformer Corporation (USA)
Related Parts
5315-00-010-3735INTERCHANGEABLE
PIN,STRAIGHT,HEADLESS
103735
4420-00-051-3517INTERCHANGEABLE
TOOL SET,CONDENSER
11277
6530-00-110-2624INTERCHANGEABLE
REGULATOR AND LITTER MOUNT
1-1277
2915-00-368-9723INTERCHANGEABLE
CARTRIDGE MATCH ASSEMBLY
11277
5360-00-654-7446INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
11277
5310-00-935-3592INTERCHANGEABLE
WASHER,FLAT
1127-7
3040-01-154-9722INTERCHANGEABLE
PARTS KIT,LINEAR ACTUATING CYLIN
11277
5360-01-354-7905INTERCHANGEABLE
SPRING,HELICAL,EXTENSION
24-11277
5342-01-525-5900INTERCHANGEABLE
ANODE,CORROSION PREVENTIVE
11-277

Frequently Asked Questions

What is NSN 5950-00-647-5809?

NSN 5950-00-647-5809 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 5950-00-647-5809?

NSN 5950-00-647-5809 has 2 cross-referenced part numbers: 1234720 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), 11277 (Electronic Transformer Corp Div Electronic Transformer Corporation).

What NSN replaces 5950-00-647-5809?

There are 9 known substitutes for 5950-00-647-5809: 5315-00-010-3735, 4420-00-051-3517, 6530-00-110-2624 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 1234720?

Key specifications for 1234720: Reliability Indicator: NOT ESTABLISHED; Winding Operating Voltage: 420.00 AC VOLTS NOMINAL AND 440.00 AC VOLTS NOMINAL AND 460.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY; Winding Operating Voltage: 12.60 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE SECONDARY; Winding Function and Quantity: 1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT. 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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