PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

5-1403Transformer,power Autotransforme

Superior Electric Holding Group Llc Div Specialty Product Technologies · NSN 5950-01-107-7845 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-01-107-7845 — this item is cataloged by the U.S. Government under National Stock Number 5950-01-107-7845. Primary manufacturer part number: 5-1403.
Features
  • Transformer,power Autotransforme — FSC 5950
  • Inclosure Type: FULLY INCLOSED
  • Reliability Indicator: NOT ESTABLISHED
  • Terminal Type and Quantity: 3 THREADED STUD
  • Winding Operating Voltage: 2.50 AC VOLTS NOMINAL AND 40.00 AC VOLTS NOMINAL AND 60.00 AC VOLTS NOMINAL AND 85.00 AC VOLTS NOMINAL AND 115.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY OUTPUT
  • Input-Output Phase Relationship: SINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
  • Mounting Method: THREADED BUSHING SINGLE GROUP
  • Overall Diameter: 2.050 INCHES MAXIMUM IN
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,power Autotransforme, cataloged under National Stock Number 5950-01-107-7845, 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 Superior Electric Holding Group Llc Div Specialty Product Technologies. Government technical data includes 15 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. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-01-107-7845
Primary Part Number5-1403
Item NameTransformer,power Autotransforme
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerSuperior Electric Holding Group Llc Div Specialty Product Technologies
StatusACTIVE
Inclosure TypeFULLY INCLOSED
Reliability IndicatorNOT ESTABLISHED
Terminal Type and Quantity3 THREADED STUD
Winding Operating Voltage2.50 AC VOLTS NOMINAL AND 40.00 AC VOLTS NOMINAL AND 60.00 AC VOLTS NOMINAL AND 85.00 AC VOLTS NOMINAL AND 115.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY OUTPUT
Input-Output Phase RelationshipSINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
Mounting MethodTHREADED BUSHING SINGLE GROUP
Overall Diameter2.050 INCHES MAXIMUM IN
Winding Function and Quantity1 PRIMARY, VARIABLE AUTOTRANSFORMER TYPE SINGLE COMPONENT
Winding Operating Voltage115.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY INPUT
Adjustment Method and Quantity1 ADJUSTABLE CONTROL SINGLE COMPONENT
Adjustment Device Drive TypeSHAFT SINGLE COMPONENT
Nominal Thread Size0.375 INCHES SINGLE GROUP IN
Winding Operating Current500.0 MILLIAMPERES AC NOMINAL SINGLE COMPONENT SINGLE PRIMARY OUTPUT
Frequency Rating400.0 HERTZ NOMINAL SINGLE COMPONENT
Thread Series DesignatorUNEF SINGLE GROUP
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
2940-00-143-92041RH1 INTERCHANGEABLE
Filter Element,fluid
Oshkosh Defense Llc
3120-00-424-759726477 INTERCHANGEABLE
Bearing,sleeve
Komatsu America Corporation
5310-00-466-43621A753 INTERCHANGEABLE
Nut,plain,cap
Napco International Llc Dba Napco International Inc
5330-01-104-4588 INTERCHANGEABLE
Seal
5331-01-113-9676 INTERCHANGEABLE
O-Ring
3110-01-429-66251316509-1 INTERCHANGEABLE
Plate,retaining,bearing
Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier
Cross-Reference Index
Part NumberManufacturer
70550-01017-103 Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp (USA)
26477 Oeco, Llc Dba Pacific Scientific Oeco Div Fire Safety and Power Systems (USA)
5-1403 PRIMARY Superior Electric Holding Group Llc Div Specialty Product Technologies (USA)
Related Parts
2940-00-143-9204INTERCHANGEABLE
FILTER ELEMENT,FLUID
1RH1
3120-00-424-7597INTERCHANGEABLE
BEARING,SLEEVE
26477
5310-00-466-4362INTERCHANGEABLE
NUT,PLAIN,CAP
1A753
5330-01-104-4588INTERCHANGEABLE
SEAL
5331-01-113-9676INTERCHANGEABLE
O-RING
3110-01-429-6625INTERCHANGEABLE
PLATE,RETAINING,BEARING
1316509-1

Frequently Asked Questions

What is NSN 5950-01-107-7845?

NSN 5950-01-107-7845 is a Transformer,power Autotransforme, manufactured by Superior Electric Holding Group Llc Div Specialty Product Technologies, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-01-107-7845?

NSN 5950-01-107-7845 has 3 cross-referenced part numbers: 70550-01017-103 (Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp), 26477 (Oeco, Llc Dba Pacific Scientific Oeco Div Fire Safety and Power Systems), 5-1403 (Superior Electric Holding Group Llc Div Specialty Product Technologies).

What NSN replaces 5950-01-107-7845?

There are 6 known substitutes for 5950-01-107-7845: 2940-00-143-9204, 3120-00-424-7597, 5310-00-466-4362 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 5-1403?

Key specifications for 5-1403: Inclosure Type: FULLY INCLOSED; Overall Length: 4.900 INCHES MAXIMUM IN; Reliability Indicator: NOT ESTABLISHED; Terminal Type and Quantity: 3 THREADED STUD. 16 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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