PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

B119Transformer,power

B G Laboratories Inc. · NSN 5950-00-995-3795 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-995-3795 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-995-3795. Primary manufacturer part number: B119.
Features
  • Transformer,power — FSC 5950
  • Reliability Indicator: NOT ESTABLISHED
  • Winding Function and Quantity: 1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
  • Winding Operating Voltage: 26.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
  • Thread Quantity Per Inch: 32 SINGLE GROUP
  • Mounting Facility Quantity: 4 SINGLE GROUP
  • Center to Center Distance Between Mounting Facilities Parallel to Width: 1.187 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
  • Center to Center Distance Between Mounting Facilities Parallel to Length: 1.187 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER 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 5950-00-995-3795, 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 B G Laboratories Inc.. Government technical data includes 19 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-00-995-3795
Primary Part NumberB119
Item NameTransformer,power
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerB G Laboratories Inc.
StatusACTIVE
Reliability IndicatorNOT ESTABLISHED
Winding Function and Quantity1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
Winding Operating Voltage26.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
Thread Quantity Per Inch32 SINGLE GROUP
Mounting Facility Quantity4 SINGLE GROUP
Center to Center Distance Between Mounting Facilities Parallel to Width1.187 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Center to Center Distance Between Mounting Facilities Parallel to Length1.187 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
Winding Operating Current1.0 AMPERES AC MAXIMUM SINGLE COMPONENT SINGLE SECONDARY
Body Length1.625 INCHES NOMINAL IN
Frequency Rating400.0 HERTZ NOMINAL SINGLE COMPONENT
Body Width1.625 INCHES NOMINAL IN
Input-Output Phase RelationshipSINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
Inclosure TypeHERMETICALLY SEALED
Terminal Type and Quantity5 TAB, SOLDER LUG
Body Height2.375 INCHES NOMINAL IN
Mounting MethodTHREADED STUD(S) SINGLE GROUP
Winding Operating Voltage4.80 AC VOLTS NOMINAL AND 11.70 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE SECONDARY
Nominal Thread Size0.138 INCHES SINGLE GROUP IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
3110-00-085-3150 INTERCHANGEABLE
Bearing,ball,annular
3120-00-580-0467B11-9 INTERCHANGEABLE
Bearing,sleeve
Roller Bearing Co of America, Inc Div Pic Design
5940-00-926-0036 INTERCHANGEABLE
Terminal,stud
4930-00-986-6492 INTERCHANGEABLE
Button,contact
5950-01-121-4794 INTERCHANGEABLE
Coil
4240-01-248-8133 INTERCHANGEABLE
Welding Shroud Assembly
5305-01-279-2645 INTERCHANGEABLE
Setscrew
Cross-Reference Index
Part NumberManufacturer
B119 B G Laboratories Inc. (USA)
420726 Raytheon Technical Services Company (USA)
GK4304 Keytronics, Inc. Div Api Technologies Corp- Magnetics (USA)
C8408 Electronic Transformer Corp Div Electronic Transformer Corporation (USA)
W-8251 Cen Electronics a Div of Chloride Power Electronics Inc (USA)
8251 Exxelia Usa, Inc. (USA)
Related Parts
3110-00-085-3150INTERCHANGEABLE
BEARING,BALL,ANNULAR
3120-00-580-0467INTERCHANGEABLE
BEARING,SLEEVE
B11-9
5940-00-926-0036INTERCHANGEABLE
TERMINAL,STUD
4930-00-986-6492INTERCHANGEABLE
BUTTON,CONTACT
5950-01-121-4794INTERCHANGEABLE
COIL
4240-01-248-8133INTERCHANGEABLE
WELDING SHROUD ASSEMBLY
5305-01-279-2645INTERCHANGEABLE
SETSCREW

Frequently Asked Questions

What is NSN 5950-00-995-3795?

NSN 5950-00-995-3795 is a Transformer,power, manufactured by B G Laboratories Inc., classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-00-995-3795?

NSN 5950-00-995-3795 has 6 cross-referenced part numbers: B119 (B G Laboratories Inc.), 420726 (Raytheon Technical Services Company), GK4304 (Keytronics, Inc. Div Api Technologies Corp- Magnetics), C8408 (Electronic Transformer Corp Div Electronic Transformer Corporation), W-8251 (Cen Electronics a Div of Chloride Power Electronics Inc) and 1 more.

What NSN replaces 5950-00-995-3795?

There are 7 known substitutes for 5950-00-995-3795: 3110-00-085-3150, 3120-00-580-0467, 5940-00-926-0036 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of B119?

Key specifications for B119: Reliability Indicator: NOT ESTABLISHED; Winding Function and Quantity: 1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT; Winding Operating Voltage: 26.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY; Thread Quantity Per Inch: 32 SINGLE GROUP. 19 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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