PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1857769Transformer,power

Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier · NSN 5950-00-681-6292 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-681-6292 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-681-6292. Primary manufacturer part number: 1857769.
Features
  • Transformer,power — FSC 5950
  • Reliability Indicator: NOT ESTABLISHED
  • Mounting Facility Quantity: 4 SINGLE GROUP
  • Inclosure Type: FULLY INCLOSED
  • Winding Operating Current: 850.0 MILLIAMPERES AC MAXIMUM SINGLE COMPONENT SECOND SECONDARY
  • Thread Series Designator: UNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
  • Mounting Method: THREADED STUD(S) SINGLE GROUP
  • Nominal Thread Size: 0.250 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 5950-00-681-6292, 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 Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. Government technical data includes 23 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 5 manufacturers, 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
NSN5950-00-681-6292
Primary Part Number1857769
Item NameTransformer,power
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerNavair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
StatusACTIVE
Reliability IndicatorNOT ESTABLISHED
Mounting Facility Quantity4 SINGLE GROUP
Inclosure TypeFULLY INCLOSED
Winding Operating Current850.0 MILLIAMPERES AC MAXIMUM SINGLE COMPONENT SECOND SECONDARY
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
Mounting MethodTHREADED STUD(S) SINGLE GROUP
Nominal Thread Size0.250 INCHES SINGLE GROUP IN
Winding Operating Voltage25.00 AC VOLTS NOMINAL SINGLE COMPONENT FIRST SECONDARY
Winding Operating Voltage182.00 AC VOLTS NOMINAL SINGLE COMPONENT SECOND SECONDARY
Frequency Rating370.0 HERTZ MINIMUM AND 430.0 HERTZ MAXIMUM SINGLE COMPONENT
Input-Output Phase RelationshipTHREE PHASE TO THREE PHASE SINGLE COMPONENT
Winding Shielding MethodINTERNAL SHIELD GROUNDED TO CORE SINGLE COMPONENT
Center to Center Distance Between Mounting Facilities Parallel to Width4.000 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Terminal Type and Quantity12 STANDOFF, SOLDER LUG
Winding Operating Voltage313.00 AC VOLTS NOMINAL SINGLE COMPONENT THIRD SECONDARY
Winding Function and Quantity1 PRIMARY AND 3 SECONDARY SINGLE COMPONENT
Center to Center Distance Between Mounting Facilities Parallel to Length3.500 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Winding Operating Voltage440.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
Body Length5.750 INCHES NOMINAL IN
Winding Operating Current20.0 MILLIAMPERES AC MAXIMUM SINGLE COMPONENT FIRST SECONDARY
Thread Quantity Per Inch20 SINGLE GROUP
Body Width5.125 INCHES NOMINAL IN
Body Height5.688 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
4510-00-093-3305 INTERCHANGEABLE
Ring,retaining,flus
4320-00-103-566022271 INTERCHANGEABLE
Plate,wear,rotary Pump
Industrial Technologies and Services Llc
5331-00-173-3023AS3209-227 INTERCHANGEABLE
O-Ring
Sae International Dba Sae International
6680-00-260-73782226C INTERCHANGEABLE
Accelerometer,shear
Meggitt (orange County), Inc.
6810-00-264-3936 INTERCHANGEABLE
Sodium Carbonate,anhydrous
6810-00-264-6593 INTERCHANGEABLE
Sodium Carbonate,anhydrous
2825-00-391-85542227 INTERCHANGEABLE
Spring,packing
Westinghouse Electric Corp
1560-00-397-768922271 INTERCHANGEABLE
Cover Assembly
Northrop Grumman Systems Corporation Dba Aerospace Systems Div Aeronautics Systems
3930-00-423-1346730965 INTERCHANGEABLE
Ring,backup
Clark Material Handling Company
5977-00-583-311333005-A INTERCHANGEABLE
Holder,electrical Contact Brush
Ametek Inc Lamb Electric Div
Cross-Reference Index
Part NumberManufacturer
126-1741 Federal Equipment and Manufacturing Co., Inc. Div Federal Equipment & Manufacturing Co., Inc. (USA)
W5057 Cen Electronics a Div of Chloride Power Electronics Inc (USA)
22271 Precision Electronics, Inc (USA)
1857769 PRIMARY Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
2227 Precision Electronics, Inc (USA)
1003551 Lockheed Martin Corporation Div Rms - Mitchel Field (USA)
Related Parts
4510-00-093-3305INTERCHANGEABLE
RING,RETAINING,FLUS
4320-00-103-5660INTERCHANGEABLE
PLATE,WEAR,ROTARY PUMP
22271
5331-00-173-3023INTERCHANGEABLE
O-RING
AS3209-227
6680-00-260-7378INTERCHANGEABLE
ACCELEROMETER,SHEAR
2226C
6810-00-264-3936INTERCHANGEABLE
SODIUM CARBONATE,ANHYDROUS
6810-00-264-6593INTERCHANGEABLE
SODIUM CARBONATE,ANHYDROUS
2825-00-391-8554INTERCHANGEABLE
SPRING,PACKING
2227
1560-00-397-7689INTERCHANGEABLE
COVER ASSEMBLY
22271
3930-00-423-1346INTERCHANGEABLE
RING,BACKUP
730965
5977-00-583-3113INTERCHANGEABLE
HOLDER,ELECTRICAL CONTACT BRUSH
33005-A
5950-00-647-6219INTERCHANGEABLE
TRANSFORMER,POWER
2920-00-656-4400INTERCHANGEABLE
SPARK PLUG
2227

Frequently Asked Questions

What is NSN 5950-00-681-6292?

NSN 5950-00-681-6292 is a Transformer,power, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-00-681-6292?

NSN 5950-00-681-6292 has 6 cross-referenced part numbers: 126-1741 (Federal Equipment and Manufacturing Co., Inc. Div Federal Equipment & Manufacturing Co., Inc.), W5057 (Cen Electronics a Div of Chloride Power Electronics Inc), 22271 (Precision Electronics, Inc), 1857769 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), 2227 (Precision Electronics, Inc) and 1 more.

What NSN replaces 5950-00-681-6292?

There are 12 known substitutes for 5950-00-681-6292: 4510-00-093-3305, 4320-00-103-5660, 5331-00-173-3023 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 1857769?

Key specifications for 1857769: Reliability Indicator: NOT ESTABLISHED; Mounting Facility Quantity: 4 SINGLE GROUP; Inclosure Type: FULLY INCLOSED; Winding Operating Current: 850.0 MILLIAMPERES AC MAXIMUM SINGLE COMPONENT SECOND 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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