PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

28320-1Transformer,power

Torotel, Inc. Div Torotel Products, Inc. · NSN 5950-01-177-9544 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-01-177-9544 — this item is cataloged by the U.S. Government under National Stock Number 5950-01-177-9544. Primary manufacturer part number: 28320-1.
Features
  • Transformer,power — FSC 5950
  • Reliability Indicator: NOT ESTABLISHED
  • Winding Operating Current: 30.0 AMPERES AC MAXIMUM SINGLE COMPONENT FIRST SECONDARY
  • Body Outside Diameter: 1.300 INCHES MAXIMUM IN
  • Mounting Method: TERMINAL SINGLE GROUP
  • Terminal Type and Quantity: 9 PIN
  • Inclosure Type: FULLY INCLOSED
  • Winding Function and Quantity: 1 PRIMARY AND 2 SECONDARY 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 5950-01-177-9544, 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 Torotel, Inc. Div Torotel Products, Inc.. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 5 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
NSN5950-01-177-9544
Primary Part Number28320-1
Item NameTransformer,power
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerTorotel, Inc. Div Torotel Products, Inc.
StatusACTIVE
Reliability IndicatorNOT ESTABLISHED
Winding Operating Current30.0 AMPERES AC MAXIMUM SINGLE COMPONENT FIRST SECONDARY
Body Outside Diameter1.300 INCHES MAXIMUM IN
Mounting MethodTERMINAL SINGLE GROUP
Terminal Type and Quantity9 PIN
Inclosure TypeFULLY INCLOSED
Winding Function and Quantity1 PRIMARY AND 2 SECONDARY SINGLE COMPONENT
Winding Operating Current2.0 AMPERES AC MAXIMUM SINGLE COMPONENT SECOND SECONDARY
Frequency Rating40.0 KILOHERTZ NOMINAL SINGLE COMPONENT
Winding Operating Voltage54.00 AC VOLTS NOMINAL SINGLE COMPONENT SECOND SECONDARY
Body Length0.800 INCHES MAXIMUM IN
Winding Operating Voltage54.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
Winding Operating Voltage18.00 AC VOLTS NOMINAL SINGLE COMPONENT FIRST SECONDARY
Input-Output Phase RelationshipSINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
Maximum Operating Temp130.0 CELSIUS DEGC
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
5305-00-245-8472MS21262-54 INTERCHANGEABLE
Screw,cap,socket Head
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5330-00-741-1883945837 INTERCHANGEABLE
Gasket
Am General Llc
6680-01-200-180538566 INTERCHANGEABLE
Transmitter,liquid Quantity
Setra Systems, Inc. Dba Gems Sensors
4730-01-482-146328320.1 INTERCHANGEABLE
Strainer,sediment
Bunn-O-Matic Corporation Div Government Sales
5305-01-564-987738566 INTERCHANGEABLE
Screw,cap,hexagon Head
Fastenal Company Dba Fastenal Co
Cross-Reference Index
Part NumberManufacturer
27124-2 Torotel, Inc. Div Torotel Products, Inc. (USA)
24-0693-00 Hisonic, Llc (USA)
310-14533-01 Oeco, Llc Dba Pacific Scientific Oeco Div Fire Safety and Power Systems (USA)
28320-1 PRIMARY Torotel, Inc. Div Torotel Products, Inc. (USA)
657736-1 Raytheon Company Dba Raytheon (USA)
38566 Vanguard Electronics, Llc (USA)
Related Parts
5305-00-245-8472INTERCHANGEABLE
SCREW,CAP,SOCKET HEAD
MS21262-54
5330-00-741-1883INTERCHANGEABLE
GASKET
945837
6680-01-200-1805INTERCHANGEABLE
TRANSMITTER,LIQUID QUANTITY
38566
4730-01-482-1463INTERCHANGEABLE
STRAINER,SEDIMENT
28320.1
5305-01-564-9877INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
38566

Frequently Asked Questions

What is NSN 5950-01-177-9544?

NSN 5950-01-177-9544 is a Transformer,power, manufactured by Torotel, Inc. Div Torotel Products, Inc., classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-01-177-9544?

NSN 5950-01-177-9544 has 6 cross-referenced part numbers: 27124-2 (Torotel, Inc. Div Torotel Products, Inc.), 24-0693-00 (Hisonic, Llc), 310-14533-01 (Oeco, Llc Dba Pacific Scientific Oeco Div Fire Safety and Power Systems), 28320-1 (Torotel, Inc. Div Torotel Products, Inc.), 657736-1 (Raytheon Company Dba Raytheon) and 1 more.

What NSN replaces 5950-01-177-9544?

There are 5 known substitutes for 5950-01-177-9544: 5305-00-245-8472, 5330-00-741-1883, 6680-01-200-1805 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 28320-1?

Key specifications for 28320-1: Reliability Indicator: NOT ESTABLISHED; Winding Operating Current: 30.0 AMPERES AC MAXIMUM SINGLE COMPONENT FIRST SECONDARY; Body Outside Diameter: 1.300 INCHES MAXIMUM IN; Mounting Method: TERMINAL SINGLE GROUP. 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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