PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

50188Transformer,power

Trio Laboratories Inc · NSN 5950-00-146-4811 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-146-4811 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-146-4811. Primary manufacturer part number: 50188.
Features
  • Transformer,power — FSC 5950
  • Winding Operating Current: 25.0 MILLIAMPERES DC MAXIMUM SINGLE COMPONENT FIRST SECONDARY
  • Winding Operating Voltage: 12.00 AC VOLTS NOMINAL SINGLE COMPONENT FIRST SECONDARY
  • Winding Operating Current: 3.5 AMPERES DC MAXIMUM SINGLE COMPONENT THIRD SECONDARY
  • Nominal Thread Size: 0.112 INCHES SINGLE GROUP IN
  • Body Length: 1.500 INCHES NOMINAL IN
  • Reliability Indicator: NOT ESTABLISHED
  • 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 5950-00-146-4811, 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. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-00-146-4811
Primary Part Number50188
Item NameTransformer,power
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerTrio Laboratories Inc
StatusACTIVE
Winding Operating Current25.0 MILLIAMPERES DC MAXIMUM SINGLE COMPONENT FIRST SECONDARY
Winding Operating Voltage12.00 AC VOLTS NOMINAL SINGLE COMPONENT FIRST SECONDARY
Winding Operating Current3.5 AMPERES DC MAXIMUM SINGLE COMPONENT THIRD SECONDARY
Nominal Thread Size0.112 INCHES SINGLE GROUP IN
Body Length1.500 INCHES NOMINAL IN
Reliability IndicatorNOT ESTABLISHED
Thread Quantity Per Inch40 SINGLE GROUP
Body Width1.350 INCHES NOMINAL IN
Input-Output Phase RelationshipSINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
Winding Operating Current350.0 MILLIAMPERES DC MAXIMUM SINGLE COMPONENT SECOND SECONDARY
Mounting MethodTHREADED HOLE(S) SINGLE GROUP
Winding Operating Voltage260.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
Center to Center Distance Between Mounting Facilities Parallel to Length1.000 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Winding Operating Voltage50.00 AC VOLTS NOMINAL SINGLE COMPONENT SECOND SECONDARY
Mounting Facility Quantity4 SINGLE GROUP
Frequency Rating10.0 KILOHERTZ NOMINAL SINGLE COMPONENT
Inclosure TypeFULLY INCLOSED
Winding Function and Quantity1 PRIMARY AND 3 SECONDARY SINGLE COMPONENT
Center to Center Distance Between Mounting Facilities Parallel to Width0.875 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Winding Operating Voltage128.00 AC VOLTS NOMINAL SINGLE COMPONENT THIRD SECONDARY
Body Height1.150 INCHES NOMINAL IN
Terminal Type and Quantity12 SOLDER STUD
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 11
6615-00-020-6810 INTERCHANGEABLE
Tear Strip,gyro
6640-00-209-805450188 INTERCHANGEABLE
Bottle,stopper
Sklar Corporation Dba Sklar Instruments
5342-00-788-064450188 INTERCHANGEABLE
Coupling,clamp,grooved
Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution
5975-00-833-959650188 INTERCHANGEABLE
Conduit Assembly,metal,flexible
Champion Aerospace Llc
5340-00-877-533923693 INTERCHANGEABLE
Bracket,angle
Moog Inc.
2930-00-922-54118188 INTERCHANGEABLE
Pump,cooling System,engine
Elgin Industries Inc. Dba
5365-00-981-016450-188 INTERCHANGEABLE
Bushing
Motorola Solutions Danmark A/s
2530-01-092-1820NW23693 INTERCHANGEABLE
Disc,brake
Tld Wollard Llc
3120-01-314-557523693 INTERCHANGEABLE
Bushing,sleeve
Augusta Engine Parts, Inc. Dba Augusta Engine Parts, Inc.
2520-01-363-6825FB9103 INTERCHANGEABLE
Drive Shaft Assembly,constant Ve
Inland Empire Driveline Service Inc
Cross-Reference Index
Part NumberManufacturer
50188 Trio Laboratories Inc (USA)
23693 Trio Laboratories Inc (USA)
Related Parts
6615-00-020-6810INTERCHANGEABLE
TEAR STRIP,GYRO
6640-00-209-8054INTERCHANGEABLE
BOTTLE,STOPPER
50188
5342-00-788-0644INTERCHANGEABLE
COUPLING,CLAMP,GROOVED
50188
5975-00-833-9596INTERCHANGEABLE
CONDUIT ASSEMBLY,METAL,FLEXIBLE
50188
5340-00-877-5339INTERCHANGEABLE
BRACKET,ANGLE
23693
2930-00-922-5411INTERCHANGEABLE
PUMP,COOLING SYSTEM,ENGINE
8188
5365-00-981-0164INTERCHANGEABLE
BUSHING
50-188
2530-01-092-1820INTERCHANGEABLE
DISC,BRAKE
NW23693
3120-01-314-5575INTERCHANGEABLE
BUSHING,SLEEVE
23693
2520-01-363-6825INTERCHANGEABLE
DRIVE SHAFT ASSEMBLY,CONSTANT VE
FB9103
4720-01-563-6501INTERCHANGEABLE
HOSE,NONMETALLIC
50-188

Frequently Asked Questions

What is NSN 5950-00-146-4811?

NSN 5950-00-146-4811 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 5950-00-146-4811?

NSN 5950-00-146-4811 has 2 cross-referenced part numbers: 50188 (Trio Laboratories Inc), 23693 (Trio Laboratories Inc).

What NSN replaces 5950-00-146-4811?

There are 11 known substitutes for 5950-00-146-4811: 6615-00-020-6810, 6640-00-209-8054, 5342-00-788-0644 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 50188?

Key specifications for 50188: Winding Operating Current: 25.0 MILLIAMPERES DC MAXIMUM SINGLE COMPONENT FIRST SECONDARY; Winding Operating Voltage: 12.00 AC VOLTS NOMINAL SINGLE COMPONENT FIRST SECONDARY; Winding Operating Current: 3.5 AMPERES DC MAXIMUM SINGLE COMPONENT THIRD SECONDARY; Nominal Thread Size: 0.112 INCHES SINGLE GROUP IN. 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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