PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

113838Transformer,power

Astronautics Corporation of America · NSN 5950-00-188-8701 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-188-8701 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-188-8701. Primary manufacturer part number: 113838.
Features
  • Transformer,power — FSC 5950
  • Thread Series Designator: UNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
  • Winding Shielding Method: INTERNAL SHIELD GROUNDED TO INCLOSURE SINGLE COMPONENT
  • Reliability Indicator: NOT ESTABLISHED
  • Winding Operating Voltage: 23.60 AC VOLTS NOMINAL SINGLE COMPONENT FIRST SECONDARY
  • Winding Operating Current: 90.0 MILLIAMPERES AC NOMINAL SINGLE COMPONENT FIRST SECONDARY
  • Frequency Rating: 400.0 HERTZ NOMINAL SINGLE COMPONENT
  • 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 Transformer,power, cataloged under National Stock Number 5950-00-188-8701, 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 Astronautics Corporation of America. Government technical data includes 18 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. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-00-188-8701
Primary Part Number113838
Item NameTransformer,power
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerAstronautics Corporation of America
StatusACTIVE
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
Winding Shielding MethodINTERNAL SHIELD GROUNDED TO INCLOSURE SINGLE COMPONENT
Reliability IndicatorNOT ESTABLISHED
Winding Operating Voltage23.60 AC VOLTS NOMINAL SINGLE COMPONENT FIRST SECONDARY
Winding Operating Current90.0 MILLIAMPERES AC NOMINAL SINGLE COMPONENT FIRST SECONDARY
Frequency Rating400.0 HERTZ NOMINAL SINGLE COMPONENT
Nominal Thread Size0.138 INCHES SINGLE GROUP IN
Mounting MethodTHREADED HOLE(S) SINGLE GROUP
Terminal Type and Quantity8 WIRE LEAD
Body Length1.090 INCHES MAXIMUM IN
Mounting Facility Quantity1 SINGLE GROUP
Winding Function and Quantity1 PRIMARY AND 2 SECONDARY SINGLE COMPONENT
Winding Operating Voltage20.00 AC VOLTS NOMINAL SINGLE COMPONENT SECOND SECONDARY
Body Outside Diameter1.510 INCHES MAXIMUM IN
Winding Operating Current30.0 MILLIAMPERES AC NOMINAL SINGLE COMPONENT SECOND SECONDARY
Input-Output Phase RelationshipSINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
Inclosure TypeFULLY INCLOSED
Winding Operating Voltage115.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
3120-00-234-78351336314 INTERCHANGEABLE
Bushing,sleeve
Hyster-Yale Group, Inc. Div Hyster-Yale Materials Handling
6685-00-265-0912138010 INTERCHANGEABLE
Gage,vacuum,indicating
Ametek, Inc. Div Aerospace & Defense
7310-01-263-7129DE13-5D31 INTERCHANGEABLE
Heating Element,electrical,nonim
Insinger Machine Co
Cross-Reference Index
Part NumberManufacturer
PEI 8111 Precision Electronics, Inc (USA)
113838 PRIMARY Astronautics Corporation of America (USA)
C16551 Electronic Transformer Corp Div Electronic Transformer Corporation (USA)
Related Parts
3120-00-234-7835INTERCHANGEABLE
BUSHING,SLEEVE
1336314
6685-00-265-0912INTERCHANGEABLE
GAGE,VACUUM,INDICATING
138010
7310-01-263-7129INTERCHANGEABLE
HEATING ELEMENT,ELECTRICAL,NONIM
DE13-5D31

Frequently Asked Questions

What is NSN 5950-00-188-8701?

NSN 5950-00-188-8701 is a Transformer,power, manufactured by Astronautics Corporation of America, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-00-188-8701?

NSN 5950-00-188-8701 has 3 cross-referenced part numbers: PEI 8111 (Precision Electronics, Inc), 113838 (Astronautics Corporation of America), C16551 (Electronic Transformer Corp Div Electronic Transformer Corporation).

What NSN replaces 5950-00-188-8701?

There are 3 known substitutes for 5950-00-188-8701: 3120-00-234-7835, 6685-00-265-0912, 7310-01-263-7129. Verify interchangeability with system specifications before substitution.

What are the specifications of 113838?

Key specifications for 113838: Thread Series Designator: UNIFIED NATIONAL COARSE (UNC) SINGLE GROUP; Winding Shielding Method: INTERNAL SHIELD GROUNDED TO INCLOSURE SINGLE COMPONENT; Reliability Indicator: NOT ESTABLISHED; Winding Operating Voltage: 23.60 AC VOLTS NOMINAL SINGLE COMPONENT FIRST SECONDARY. 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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