PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

28372Transformer,power

Freed Transformer Co · NSN 5950-00-556-0676 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-556-0676 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-556-0676. Primary manufacturer part number: 28372.
Features
  • Transformer,power — FSC 5950
  • Body Height: 3.000 INCHES NOMINAL IN
  • Center to Center Distance Between Mounting Facilities Parallel to Width: 1.000 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
  • Mounting Facility Quantity: 4 SINGLE GROUP
  • Mounting Method: FLANGE AND UNTHREADED HOLE(S) SINGLE GROUP
  • Body Width: 2.500 INCHES NOMINAL IN
  • Body Length: 3.000 INCHES NOMINAL IN
  • Frequency Rating: 380.0 HERTZ MINIMUM AND 1.0 KILOHERTZ MAXIMUM SINGLE COMPONENT
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,power, cataloged under National Stock Number 5950-00-556-0676, 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 13 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. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-00-556-0676
Primary Part Number28372
Item NameTransformer,power
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerFreed Transformer Co
StatusACTIVE
Body Height3.000 INCHES NOMINAL IN
Center to Center Distance Between Mounting Facilities Parallel to Width1.000 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Mounting Facility Quantity4 SINGLE GROUP
Mounting MethodFLANGE AND UNTHREADED HOLE(S) SINGLE GROUP
Body Width2.500 INCHES NOMINAL IN
Body Length3.000 INCHES NOMINAL IN
Frequency Rating380.0 HERTZ MINIMUM AND 1.0 KILOHERTZ MAXIMUM SINGLE COMPONENT
Center to Center Distance Between Mounting Facilities Parallel to Length1.625 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Winding Function and Quantity1 PRIMARY AND 5 SECONDARY SINGLE COMPONENT
Terminal Type and Quantity14 TAB, SOLDER LUG
Reliability IndicatorNOT ESTABLISHED
Input-Output Phase RelationshipSINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
Inclosure TypeOPEN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
6145-00-009-9324 INTERCHANGEABLE
Cable,special Purpose,electrical
3110-00-175-0001144200H INTERCHANGEABLE
Bearing,ball,thrust
Navistar Intl Corp Truck Br Ohio Plant
5310-00-926-5884 INTERCHANGEABLE
Washer,lock
3040-01-093-058828372 INTERCHANGEABLE
Head,linear Actuating Cylinder
Moog Inc. Dba Ampac-Isp Corp
5930-01-423-266628372 INTERCHANGEABLE
Switch,sensitive
Ontic Engineering and Manufacturing, Inc.
Cross-Reference Index
Part NumberManufacturer
28372 Freed Transformer Co (USA)
TR1578 Bae Systems Information and Electronic Systems Integration Inc. (USA)
Related Parts
6145-00-009-9324INTERCHANGEABLE
CABLE,SPECIAL PURPOSE,ELECTRICAL
3110-00-175-0001INTERCHANGEABLE
BEARING,BALL,THRUST
144200H
5310-00-926-5884INTERCHANGEABLE
WASHER,LOCK
3040-01-093-0588INTERCHANGEABLE
HEAD,LINEAR ACTUATING CYLINDER
28372
5930-01-423-2666INTERCHANGEABLE
SWITCH,SENSITIVE
28372

Frequently Asked Questions

What is NSN 5950-00-556-0676?

NSN 5950-00-556-0676 is a Transformer,power, manufactured by Freed Transformer Co, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-00-556-0676?

NSN 5950-00-556-0676 has 2 cross-referenced part numbers: 28372 (Freed Transformer Co), TR1578 (Bae Systems Information and Electronic Systems Integration Inc.).

What NSN replaces 5950-00-556-0676?

There are 5 known substitutes for 5950-00-556-0676: 6145-00-009-9324, 3110-00-175-0001, 5310-00-926-5884 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 28372?

Key specifications for 28372: Body Height: 3.000 INCHES NOMINAL IN; Center to Center Distance Between Mounting Facilities Parallel to Width: 1.000 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN; Mounting Facility Quantity: 4 SINGLE GROUP; Mounting Method: FLANGE AND UNTHREADED HOLE(S) SINGLE GROUP. 13 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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