PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

37817Transformer,power

Freed Transformer Co · NSN 5950-00-193-8668 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-193-8668 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-193-8668. Primary manufacturer part number: 37817.
Features
  • Transformer,power — FSC 5950
  • Reliability Indicator: NOT ESTABLISHED
  • Winding Function and Quantity: 1 PRIMARY AND 2 SECONDARY SINGLE COMPONENT
  • Body Height: 4.230 INCHES MAXIMUM IN
  • Center to Center Distance Between Mounting Facilities Parallel to Length: 3.500 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
  • Winding Operating Voltage: 110.00 AC VOLTS NOMINAL AND 115.00 AC VOLTS NOMINAL AND 120.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
  • Body Length: 4.000 INCHES NOMINAL IN
  • 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, cataloged under National Stock Number 5950-00-193-8668, 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 19 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. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-00-193-8668
Primary Part Number37817
Item NameTransformer,power
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerFreed Transformer Co
StatusACTIVE
Reliability IndicatorNOT ESTABLISHED
Winding Function and Quantity1 PRIMARY AND 2 SECONDARY SINGLE COMPONENT
Body Height4.230 INCHES MAXIMUM IN
Center to Center Distance Between Mounting Facilities Parallel to Length3.500 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Winding Operating Voltage110.00 AC VOLTS NOMINAL AND 115.00 AC VOLTS NOMINAL AND 120.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
Body Length4.000 INCHES NOMINAL IN
Input-Output Phase RelationshipSINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
Winding Operating Voltage6.30 AC VOLTS NOMINAL SINGLE COMPONENT SECOND SECONDARY
Mounting Hole Diameter0.220 INCHES NOMINAL SINGLE GROUP IN
Frequency Rating50.0 HERTZ NOMINAL OR 60.0 HERTZ NOMINAL SINGLE COMPONENT
Winding Operating Voltage535.00 AC VOLTS NOMINAL SINGLE COMPONENT FIRST SECONDARY
Mounting MethodUNTHREADED HOLE(S) SINGLE GROUP
Winding Operating Current2.65 AMPERES AC MAXIMUM SINGLE COMPONENT SECOND SECONDARY
Mounting Facility Quantity6 SINGLE GROUP
Winding Operating Current85.0 MILLIAMPERES AC MAXIMUM SINGLE COMPONENT FIRST SECONDARY
Center to Center Distance Between Mounting Facilities Parallel to Width2.250 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Terminal Type and Quantity9 STANDOFF, SOLDER LUG
Inclosure TypeFULLY INCLOSED
Body Width3.230 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
5330-00-037-688037817 INTERCHANGEABLE
Gasket
Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.
5985-00-203-1192 INTERCHANGEABLE
Attenuator,variable
5935-00-214-1598 INTERCHANGEABLE
Connector,receptacle,electrical
6685-00-663-5491 INTERCHANGEABLE
Gage,absolute Pressure,dial Indi
Cross-Reference Index
Part NumberManufacturer
37817 Freed Transformer Co (USA)
SP10370 Veeco Instruments Inc Lambda Div (USA)
TP8 Navcom Defense Electronics, Inc. (USA)
Related Parts
5330-00-037-6880INTERCHANGEABLE
GASKET
37817
5985-00-203-1192INTERCHANGEABLE
ATTENUATOR,VARIABLE
5935-00-214-1598INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
6685-00-663-5491INTERCHANGEABLE
GAGE,ABSOLUTE PRESSURE,DIAL INDI

Frequently Asked Questions

What is NSN 5950-00-193-8668?

NSN 5950-00-193-8668 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 5950-00-193-8668?

NSN 5950-00-193-8668 has 3 cross-referenced part numbers: 37817 (Freed Transformer Co), SP10370 (Veeco Instruments Inc Lambda Div), TP8 (Navcom Defense Electronics, Inc.).

What NSN replaces 5950-00-193-8668?

There are 4 known substitutes for 5950-00-193-8668: 5330-00-037-6880, 5985-00-203-1192, 5935-00-214-1598 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 37817?

Key specifications for 37817: Reliability Indicator: NOT ESTABLISHED; Winding Function and Quantity: 1 PRIMARY AND 2 SECONDARY SINGLE COMPONENT; Overall Length: 4.000 INCHES NOMINAL IN; Body Height: 4.230 INCHES MAXIMUM IN. 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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