PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1238Transformer,power

Gettysburg Engineering Co Inc · NSN 5950-00-552-8372 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-552-8372 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-552-8372. Primary manufacturer part number: 1238.
Features
  • Transformer,power — FSC 5950
  • Center to Center Distance Between Mounting Facilities Parallel to Length: 2.437 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
  • Frequency Rating: 400.0 HERTZ NOMINAL SINGLE COMPONENT
  • Winding Operating Voltage: 32.50 AC VOLTS NOMINAL AND 56.30 AC VOLTS NOMINAL AND 88.70 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE SECONDARY
  • Winding Shielding Method: EXTERNAL INCLOSURE SINGLE COMPONENT
  • Nominal Thread Size: 0.164 INCHES SINGLE GROUP IN
  • Inclosure Type: HERMETICALLY SEALED
  • Body Length: 3.625 INCHES NOMINAL IN
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,power, cataloged under National Stock Number 5950-00-552-8372, 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 Gettysburg Engineering Co Inc. Government technical data includes 18 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 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
NSN5950-00-552-8372
Primary Part Number1238
Item NameTransformer,power
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerGettysburg Engineering Co Inc
StatusACTIVE
Center to Center Distance Between Mounting Facilities Parallel to Length2.437 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Frequency Rating400.0 HERTZ NOMINAL SINGLE COMPONENT
Winding Operating Voltage32.50 AC VOLTS NOMINAL AND 56.30 AC VOLTS NOMINAL AND 88.70 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE SECONDARY
Winding Shielding MethodEXTERNAL INCLOSURE SINGLE COMPONENT
Nominal Thread Size0.164 INCHES SINGLE GROUP IN
Inclosure TypeHERMETICALLY SEALED
Body Length3.625 INCHES NOMINAL IN
Mounting MethodTHREADED HOLE(S) SINGLE GROUP
Reliability IndicatorNOT ESTABLISHED
Terminal Type and Quantity7 STANDOFF, SOLDER LUG
Thread Quantity Per Inch32 SINGLE GROUP
Input-Output Phase RelationshipSINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
Winding Function and Quantity1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
Body Height2.688 INCHES NOMINAL IN
Body Width3.063 INCHES NOMINAL IN
Center to Center Distance Between Mounting Facilities Parallel to Width1.937 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Mounting Facility Quantity4 SINGLE GROUP
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
2940-01-012-1649AF-381 INTERCHANGEABLE
Filter Element,intake Air Cleane
Deluxe Products Div Walker Mfg Co
5998-01-039-5575791830-0002 INTERCHANGEABLE
Circuit Card Assembly
Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp
4820-01-087-641976-103-01A INTERCHANGEABLE
Valve,ball
Aalberts Integrated Piping Systems Americas, Inc.
5305-01-481-748112759-00223 INTERCHANGEABLE
Screw,cap,hexagon Head
Fastenal Company Dba Fastenal Co
6625-01-587-179176-103 INTERCHANGEABLE
Probe,test
Astronics Test Systems Inc
Cross-Reference Index
Part NumberManufacturer
1238 Gettysburg Engineering Co Inc (USA)
A122C Gettysburg Engineering Co Inc (USA)
5950PL1369034 Jednolity Indeks Materialowy - Uniform Material Index (POL)
76103 Arma Div Ambac Industries Inc
Related Parts
2940-01-012-1649INTERCHANGEABLE
FILTER ELEMENT,INTAKE AIR CLEANE
AF-381
5998-01-039-5575INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
791830-0002
4820-01-087-6419INTERCHANGEABLE
VALVE,BALL
76-103-01A
5305-01-481-7481INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
12759-00223
6625-01-587-1791INTERCHANGEABLE
PROBE,TEST
76-103

Frequently Asked Questions

What is NSN 5950-00-552-8372?

NSN 5950-00-552-8372 is a Transformer,power, manufactured by Gettysburg Engineering Co Inc, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-00-552-8372?

NSN 5950-00-552-8372 has 4 cross-referenced part numbers: 1238 (Gettysburg Engineering Co Inc), A122C (Gettysburg Engineering Co Inc), 5950PL1369034 (Jednolity Indeks Materialowy - Uniform Material Index), 76103 (Arma Div Ambac Industries Inc).

What NSN replaces 5950-00-552-8372?

There are 5 known substitutes for 5950-00-552-8372: 2940-01-012-1649, 5998-01-039-5575, 4820-01-087-6419 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 1238?

Key specifications for 1238: Center to Center Distance Between Mounting Facilities Parallel to Length: 2.437 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN; Frequency Rating: 400.0 HERTZ NOMINAL SINGLE COMPONENT; Winding Operating Voltage: 32.50 AC VOLTS NOMINAL AND 56.30 AC VOLTS NOMINAL AND 88.70 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE SECONDARY; Winding Shielding Method: EXTERNAL INCLOSURE SINGLE COMPONENT. 18 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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