PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

37538Reactor

Freed Transformer Co · NSN 5950-00-716-4050 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-716-4050 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-716-4050. Primary manufacturer part number: 37538.
Features
  • Reactor — FSC 5950
  • Frequency Rating: 60.0 HERTZ NOMINAL SINGLE COMPONENT
  • Mounting Facility Quantity: 2 SINGLE GROUP
  • Distance Between Mounting Facility Centers: 0.750 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
  • DC Resistance Rating in Ohms: 60.000 SINGLE COMPONENT SECOND WINDING
  • Body Height: 2.625 INCHES MAXIMUM IN
  • Reliability Indicator: NOT ESTABLISHED
  • Nominal Thread Size: 0.138 INCHES SINGLE GROUP IN
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Reactor, cataloged under National Stock Number 5950-00-716-4050, 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 21 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-00-716-4050
Primary Part Number37538
Item NameReactor
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerFreed Transformer Co
StatusACTIVE
Frequency Rating60.0 HERTZ NOMINAL SINGLE COMPONENT
Mounting Facility Quantity2 SINGLE GROUP
Distance Between Mounting Facility Centers0.750 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
DC Resistance Rating in Ohms60.000 SINGLE COMPONENT SECOND WINDING
Body Height2.625 INCHES MAXIMUM IN
Reliability IndicatorNOT ESTABLISHED
Nominal Thread Size0.138 INCHES SINGLE GROUP IN
Rating MethodELECTRICAL SINGLE COMPONENT ALL WINDING
Inductance TypeFIXED
Body Width1.219 INCHES MAXIMUM IN
DC Resistance Rating in Ohms35.000 SINGLE COMPONENT FIRST WINDING
Mounting MethodTHREADED STUD(S) SINGLE GROUP
Terminal Type and Quantity4 TAB, SOLDER LUG
Winding Operating Current160.0 MILLIAMPERES DC MAXIMUM SINGLE COMPONENT SECOND WINDING
Inclosure TypeHERMETICALLY SEALED
Winding Quantity2 SINGLE COMPONENT
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
Body Length1.219 INCHES MAXIMUM IN
Inductance Rating400.00 MILLIHENRIES MINIMUM SINGLE COMPONENT SECOND WINDING
Inductance Rating200.00 MILLIHENRIES NOMINAL SINGLE COMPONENT FIRST WINDING
Thread Quantity Per Inch32 SINGLE GROUP
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
5910-00-280-5914 INTERCHANGEABLE
Capacitor,fixed,ceramic Dielectr
3010-01-124-226525823 INTERCHANGEABLE
Coupling,shaft,flexible
Senior Operations Llc Dba Metal Bellows Div Metal Bellows
2990-01-189-340280487 INTERCHANGEABLE
Control Assembly,push-Pull
Gardner Denver Water Jetting Systems, Inc. Div Engineered Package Group
3110-01-381-9801 INTERCHANGEABLE
Shield,bearing,replacement
5306-01-386-147125823 INTERCHANGEABLE
Bolt,u
Blue Tee Corp. Dba Gefco
5998-01-442-070725823 INTERCHANGEABLE
Circuit Card Assembly
Ing Maschinenfabrik & Kg, Inc.
5995-01-681-796025823 INTERCHANGEABLE
Cable Assembly,power,electrical
Cables to Go
Cross-Reference Index
Part NumberManufacturer
678-1322-00 Berkshire Transformer (USA)
37538 PRIMARY Freed Transformer Co (USA)
678-1322-00 Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems (USA)
25823 Emerson Electric Co White-Rodgers Div (USA)
E13684 PRIMARY Electro Engineering Works Inc (USA)
Related Parts
5910-00-280-5914INTERCHANGEABLE
CAPACITOR,FIXED,CERAMIC DIELECTR
3010-01-124-2265INTERCHANGEABLE
COUPLING,SHAFT,FLEXIBLE
25823
2990-01-189-3402INTERCHANGEABLE
CONTROL ASSEMBLY,PUSH-PULL
80487
3110-01-381-9801INTERCHANGEABLE
SHIELD,BEARING,REPLACEMENT
5306-01-386-1471INTERCHANGEABLE
BOLT,U
25823
5998-01-442-0707INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
25823
5995-01-681-7960INTERCHANGEABLE
CABLE ASSEMBLY,POWER,ELECTRICAL
25823

Frequently Asked Questions

What is NSN 5950-00-716-4050?

NSN 5950-00-716-4050 is a Reactor, manufactured by Freed Transformer Co, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-00-716-4050?

NSN 5950-00-716-4050 has 5 cross-referenced part numbers: 678-1322-00 (Berkshire Transformer), 37538 (Freed Transformer Co), 678-1322-00 (Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems), 25823 (Emerson Electric Co White-Rodgers Div), E13684 (Electro Engineering Works Inc).

What NSN replaces 5950-00-716-4050?

There are 7 known substitutes for 5950-00-716-4050: 5910-00-280-5914, 3010-01-124-2265, 2990-01-189-3402 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 37538?

Key specifications for 37538: Frequency Rating: 60.0 HERTZ NOMINAL SINGLE COMPONENT; Mounting Facility Quantity: 2 SINGLE GROUP; Distance Between Mounting Facility Centers: 0.750 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN; DC Resistance Rating in Ohms: 60.000 SINGLE COMPONENT SECOND WINDING. 22 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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