PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

567A831-1Transformer,power

Bae Systems Controls Inc. · NSN 5950-00-172-3037 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-172-3037 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-172-3037. Primary manufacturer part number: 567A831-1.
Features
  • Transformer,power — FSC 5950
  • Mounting Method: THREADED HOLE(S) SINGLE GROUP
  • Frequency Rating: 400.0 HERTZ NOMINAL SINGLE COMPONENT
  • Winding Operating Voltage: 27.20 AC VOLTS NOMINAL SINGLE COMPONENT SECOND SECONDARY
  • Center to Center Distance Between Mounting Facilities Parallel to Length: 1.135 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
  • Terminal Type and Quantity: 11 TURRET
  • Body Width: 1.113 INCHES NOMINAL IN
  • Thread Quantity Per Inch: 40 SINGLE GROUP
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,power, cataloged under National Stock Number 5950-00-172-3037, 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 Bae Systems Controls Inc.. Government technical data includes 21 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. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-00-172-3037
Primary Part Number567A831-1
Item NameTransformer,power
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerBae Systems Controls Inc.
StatusACTIVE
Mounting MethodTHREADED HOLE(S) SINGLE GROUP
Frequency Rating400.0 HERTZ NOMINAL SINGLE COMPONENT
Winding Operating Voltage27.20 AC VOLTS NOMINAL SINGLE COMPONENT SECOND SECONDARY
Center to Center Distance Between Mounting Facilities Parallel to Length1.135 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Terminal Type and Quantity11 TURRET
Body Width1.113 INCHES NOMINAL IN
Thread Quantity Per Inch40 SINGLE GROUP
Nominal Thread Size0.112 INCHES SINGLE GROUP IN
Winding Operating Voltage26.00 AC VOLTS NOMINAL SINGLE COMPONENT THIRD SECONDARY
Winding Shielding MethodINTERNAL SHIELD BROUGHT OUT TO TERMINAL SINGLE COMPONENT
Input-Output Phase RelationshipSINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
Winding Operating Voltage27.20 AC VOLTS NOMINAL SINGLE COMPONENT FIRST SECONDARY
Body Length1.500 INCHES NOMINAL IN
Reliability IndicatorNOT ESTABLISHED
Center to Center Distance Between Mounting Facilities Parallel to Width0.790 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Body Height1.250 INCHES NOMINAL IN
Mounting Facility Quantity4 SINGLE GROUP
Inclosure TypeFULLY INCLOSED
Winding Operating Voltage115.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
Winding Function and Quantity1 PRIMARY AND 3 SECONDARY SINGLE COMPONENT
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5305-00-782-94947SS1-27-3 INTERCHANGEABLE
Screw,cap,hexagon Head
Chief of Engineers Dept of Army
5310-01-057-2871 INTERCHANGEABLE
Nut,plain,round
Cross-Reference Index
Part NumberManufacturer
K4949 Keytronics, Inc. Div Api Technologies Corp- Magnetics (USA)
9T31Y3445 General Electric Co General Purpose Control Dept (USA)
567A831-1 PRIMARY Bae Systems Controls Inc. (USA)
Related Parts
5305-00-782-9494INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
7SS1-27-3
5310-01-057-2871INTERCHANGEABLE
NUT,PLAIN,ROUND

Frequently Asked Questions

What is NSN 5950-00-172-3037?

NSN 5950-00-172-3037 is a Transformer,power, manufactured by Bae Systems Controls Inc., classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-00-172-3037?

NSN 5950-00-172-3037 has 3 cross-referenced part numbers: K4949 (Keytronics, Inc. Div Api Technologies Corp- Magnetics), 9T31Y3445 (General Electric Co General Purpose Control Dept), 567A831-1 (Bae Systems Controls Inc.).

What NSN replaces 5950-00-172-3037?

There are 2 known substitutes for 5950-00-172-3037: 5305-00-782-9494, 5310-01-057-2871. Verify interchangeability with system specifications before substitution.

What are the specifications of 567A831-1?

Key specifications for 567A831-1: Mounting Method: THREADED HOLE(S) SINGLE GROUP; Frequency Rating: 400.0 HERTZ NOMINAL SINGLE COMPONENT; Winding Operating Voltage: 27.20 AC VOLTS NOMINAL SINGLE COMPONENT SECOND SECONDARY; Center to Center Distance Between Mounting Facilities Parallel to Length: 1.135 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN. 21 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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