PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

23691Transformer,power

Trio Laboratories Inc · NSN 5950-00-146-4810 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-146-4810 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-146-4810. Primary manufacturer part number: 23691.
Features
  • Transformer,power — FSC 5950
  • Winding Operating Current: 25.0 MILLIAMPERES DC MAXIMUM SINGLE COMPONENT SECOND SECONDARY
  • Body Length: 1.500 INCHES NOMINAL IN
  • Center to Center Distance Between Mounting Facilities Parallel to Length: 1.000 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
  • Winding Operating Current: 10.0 AMPERES DC MAXIMUM SINGLE COMPONENT FIRST SECONDARY
  • Thread Series Designator: UNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
  • Winding Function and Quantity: 1 PRIMARY AND 3 SECONDARY SINGLE COMPONENT
  • 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 5950-00-146-4810, 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 Trio Laboratories Inc. Government technical data includes 23 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-00-146-4810
Primary Part Number23691
Item NameTransformer,power
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerTrio Laboratories Inc
StatusACTIVE
Winding Operating Current25.0 MILLIAMPERES DC MAXIMUM SINGLE COMPONENT SECOND SECONDARY
Body Length1.500 INCHES NOMINAL IN
Center to Center Distance Between Mounting Facilities Parallel to Length1.000 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Winding Operating Current10.0 AMPERES DC MAXIMUM SINGLE COMPONENT FIRST SECONDARY
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
Winding Function and Quantity1 PRIMARY AND 3 SECONDARY SINGLE COMPONENT
Input-Output Phase RelationshipSINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
Frequency Rating10.0 KILOHERTZ NOMINAL SINGLE COMPONENT
Reliability IndicatorNOT ESTABLISHED
Nominal Thread Size0.112 INCHES SINGLE GROUP IN
Winding Operating Voltage50.00 AC VOLTS NOMINAL SINGLE COMPONENT SECOND SECONDARY
Center to Center Distance Between Mounting Facilities Parallel to Width0.875 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Winding Operating Current500.0 MILLIAMPERES DC MAXIMUM SINGLE COMPONENT THIRD SECONDARY
Winding Operating Voltage11.00 AC VOLTS NOMINAL SINGLE COMPONENT THIRD SECONDARY
Terminal Type and Quantity12 SOLDER STUD
Mounting MethodTHREADED HOLE(S) SINGLE GROUP
Body Width1.350 INCHES NOMINAL IN
Thread Quantity Per Inch40 SINGLE GROUP
Winding Operating Voltage38.20 AC VOLTS NOMINAL SINGLE COMPONENT FIRST SECONDARY
Body Height1.150 INCHES NOMINAL IN
Inclosure TypeFULLY INCLOSED
Mounting Facility Quantity4 SINGLE GROUP
Winding Operating Voltage260.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5310-00-003-49065018-7 INTERCHANGEABLE
Washer,flat
L3harris Technologies, Inc. Div Space and Airborne Systems
7450-00-045-916150-187 INTERCHANGEABLE
Recorder-Reproducer,sound
Ideal Precision Meter Co Dba Ideal Precision Meter Co
5985-00-364-7563802027393001-7 INTERCHANGEABLE
Attenuator,fixed
Navy, United States Department of the Dba Naval Surface Warfare Center Div Naval Surface Warfare Center Crane Division
5340-00-481-44852369-1 INTERCHANGEABLE
Latch,rim
Adams Rite Aerospace, Inc
5330-00-599-61882061 INTERCHANGEABLE
Seal,plain Encased
Skf Usa Inc. Dba Skf Aerospace Sealing Solutions
1650-00-633-281650187 INTERCHANGEABLE
Guide,spring,valve
Woodward Hrt Inc
5975-00-901-74552290053 INTERCHANGEABLE
Conduit Assembly,metal,flexible
Champion Aerospace Llc
9540-00-982-4894LS4682 INTERCHANGEABLE
Angle,structural
Lockheed Martin Corp
7450-01-030-2449 INTERCHANGEABLE
Dictating System
7450-01-063-4268 INTERCHANGEABLE
Recorder Set,sound
Cross-Reference Index
Part NumberManufacturer
23691 Trio Laboratories Inc (USA)
50187 Trio Laboratories Inc (USA)
Related Parts
5310-00-003-4906INTERCHANGEABLE
WASHER,FLAT
5018-7
7450-00-045-9161INTERCHANGEABLE
RECORDER-REPRODUCER,SOUND
50-187
5985-00-364-7563INTERCHANGEABLE
ATTENUATOR,FIXED
802027393001-7
5340-00-481-4485INTERCHANGEABLE
LATCH,RIM
2369-1
5330-00-599-6188INTERCHANGEABLE
SEAL,PLAIN ENCASED
2061
1650-00-633-2816INTERCHANGEABLE
GUIDE,SPRING,VALVE
50187
5975-00-901-7455INTERCHANGEABLE
CONDUIT ASSEMBLY,METAL,FLEXIBLE
2290053
9540-00-982-4894INTERCHANGEABLE
ANGLE,STRUCTURAL
LS4682
7450-01-030-2449INTERCHANGEABLE
DICTATING SYSTEM
7450-01-063-4268INTERCHANGEABLE
RECORDER SET,SOUND
5930-01-537-8389INTERCHANGEABLE
SWITCH,PRESSURE
5950-01-550-2160INTERCHANGEABLE
TRANSFORMER,POWER
50187

Frequently Asked Questions

What is NSN 5950-00-146-4810?

NSN 5950-00-146-4810 is a Transformer,power, manufactured by Trio Laboratories Inc, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-00-146-4810?

NSN 5950-00-146-4810 has 2 cross-referenced part numbers: 23691 (Trio Laboratories Inc), 50187 (Trio Laboratories Inc).

What NSN replaces 5950-00-146-4810?

There are 12 known substitutes for 5950-00-146-4810: 5310-00-003-4906, 7450-00-045-9161, 5985-00-364-7563 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 23691?

Key specifications for 23691: Winding Operating Current: 25.0 MILLIAMPERES DC MAXIMUM SINGLE COMPONENT SECOND SECONDARY; Body Length: 1.500 INCHES NOMINAL IN; Center to Center Distance Between Mounting Facilities Parallel to Length: 1.000 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN; Winding Operating Current: 10.0 AMPERES DC MAXIMUM SINGLE COMPONENT FIRST SECONDARY. 23 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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