PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

32457Transformer,power Autotransforme

Freed Transformer Co · NSN 5950-00-448-0397 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-448-0397 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-448-0397. Primary manufacturer part number: 32457.
Features
  • Transformer,power Autotransforme — FSC 5950
  • Reliability Indicator: NOT ESTABLISHED
  • Frequency Rating: 60.0 HERTZ NOMINAL SINGLE COMPONENT
  • Mounting Method: FLANGE AND SLOT SINGLE GROUP
  • Center to Center Distance Between Mounting Facilities Parallel to Length: 1.250 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
  • Winding Operating Voltage: 16.40 AC VOLTS NOMINAL AND 32.80 AC VOLTS NOMINAL AND 49.20 AC VOLTS NOMINAL AND 65.60 AC VOLTS NOMINAL AND 82.00 AC VOLTS NOMINAL AND 98.40 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY OUTPUT
  • Terminal Type and Quantity: 8 WIRE LEAD
  • Input-Output Phase Relationship: SINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,power Autotransforme, cataloged under National Stock Number 5950-00-448-0397, 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 Freed Transformer Co. Government technical data includes 15 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. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-00-448-0397
Primary Part Number32457
Item NameTransformer,power Autotransforme
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerFreed Transformer Co
StatusACTIVE
Reliability IndicatorNOT ESTABLISHED
Frequency Rating60.0 HERTZ NOMINAL SINGLE COMPONENT
Mounting MethodFLANGE AND SLOT SINGLE GROUP
Center to Center Distance Between Mounting Facilities Parallel to Length1.250 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Winding Operating Voltage16.40 AC VOLTS NOMINAL AND 32.80 AC VOLTS NOMINAL AND 49.20 AC VOLTS NOMINAL AND 65.60 AC VOLTS NOMINAL AND 82.00 AC VOLTS NOMINAL AND 98.40 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY OUTPUT
Terminal Type and Quantity8 WIRE LEAD
Input-Output Phase RelationshipSINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
Mounting Facility Quantity4 SINGLE GROUP
Inclosure TypeOPEN
Body Width1.688 INCHES NOMINAL IN
Body Length1.875 INCHES NOMINAL IN
Mounting Slot Width0.156 INCHES NOMINAL SINGLE GROUP IN
Center to Center Distance Between Mounting Facilities Parallel to Width1.125 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Winding Operating Voltage115.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY INPUT
Winding Function and Quantity1 PRIMARY, FIXED AUTOTRANSFORMER TYPE SINGLE COMPONENT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
3040-01-468-7333 INTERCHANGEABLE
Axle,straight
2940-01-566-9171PFF5556 INTERCHANGEABLE
Filter Element,fluid
Parker-Hannifin Corporation Dba Racor Division Div Racor Division
Cross-Reference Index
Part NumberManufacturer
DX519057-1 Lockheed Martin Corp Lockheed Martin Mission Systems (USA)
32457 PRIMARY Freed Transformer Co (USA)
Related Parts
3040-01-468-7333INTERCHANGEABLE
AXLE,STRAIGHT
2940-01-566-9171INTERCHANGEABLE
FILTER ELEMENT,FLUID
PFF5556

Frequently Asked Questions

What is NSN 5950-00-448-0397?

NSN 5950-00-448-0397 is a Transformer,power Autotransforme, manufactured by Freed Transformer Co, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-00-448-0397?

NSN 5950-00-448-0397 has 2 cross-referenced part numbers: DX519057-1 (Lockheed Martin Corp Lockheed Martin Mission Systems), 32457 (Freed Transformer Co).

What NSN replaces 5950-00-448-0397?

There are 2 known substitutes for 5950-00-448-0397: 3040-01-468-7333, 2940-01-566-9171. Verify interchangeability with system specifications before substitution.

What are the specifications of 32457?

Key specifications for 32457: Reliability Indicator: NOT ESTABLISHED; Frequency Rating: 60.0 HERTZ NOMINAL SINGLE COMPONENT; Mounting Method: FLANGE AND SLOT SINGLE GROUP; Center to Center Distance Between Mounting Facilities Parallel to Length: 1.250 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN. 15 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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