PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

BX4861Transformer,power

Baltimore Transformer Co · NSN 5950-00-676-7459 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-676-7459 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-676-7459. Primary manufacturer part number: BX4861.
Features
  • Transformer,power — FSC 5950
  • Reliability Indicator: NOT ESTABLISHED
  • Frequency Rating: 60.0 HERTZ NOMINAL SINGLE COMPONENT
  • Input-Output Phase Relationship: SINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
  • Body Height: 3.000 INCHES NOMINAL IN
  • Body Length: 3.375 INCHES NOMINAL IN
  • Mounting Facility Quantity: 4 SINGLE GROUP
  • Winding Operating Current: 825.0 MILLIAMPERES AC MAXIMUM SINGLE COMPONENT THIRD SECONDARY
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,power, cataloged under National Stock Number 5950-00-676-7459, 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 Baltimore Transformer Co. Government technical data includes 20 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-00-676-7459
Primary Part NumberBX4861
Item NameTransformer,power
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerBaltimore Transformer Co
StatusACTIVE
Reliability IndicatorNOT ESTABLISHED
Frequency Rating60.0 HERTZ NOMINAL SINGLE COMPONENT
Input-Output Phase RelationshipSINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
Body Height3.000 INCHES NOMINAL IN
Body Length3.375 INCHES NOMINAL IN
Mounting Facility Quantity4 SINGLE GROUP
Winding Operating Current825.0 MILLIAMPERES AC MAXIMUM SINGLE COMPONENT THIRD SECONDARY
Inclosure TypeFULLY INCLOSED
Thread Quantity Per Inch32 SINGLE GROUP
Terminal Type and Quantity6 WIRE HOOK
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
Winding Operating Voltage27.50 AC VOLTS NOMINAL SINGLE COMPONENT ALL SECONDARY
Center to Center Distance Between Mounting Facilities Parallel to Width2.125 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Mounting MethodTHREADED STUD(S) SINGLE GROUP
Winding Power Rating45.375 VOLTS-AMPERES SINGLE COMPONENT SINGLE PRIMARY
Center to Center Distance Between Mounting Facilities Parallel to Length3.000 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Winding Function and Quantity1 PRIMARY AND 2 SECONDARY SINGLE COMPONENT
Body Width2.500 INCHES NOMINAL IN
Winding Operating Voltage115.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
Nominal Thread Size0.138 INCHES SINGLE GROUP IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
5330-00-005-5835 INTERCHANGEABLE
Gasket
4210-00-288-881613218E0471-3 INTERCHANGEABLE
Coupling,hose,fire Fighting
Cecom Lr Center
3020-00-294-530162-5-3 INTERCHANGEABLE
Gear,spur
Allard Nazarian Group, Inc. Dba Granite State Manufacturing
5935-00-306-2032 INTERCHANGEABLE
Connector,plug,electrical
5826-00-724-8543L114B INTERCHANGEABLE
Receiver Module
Omniyig, Inc.
4710-01-025-98482661016 INTERCHANGEABLE
Tube Assembly,metal
Honeywell International Inc Div Aerospace-South Bend (bendix Dr)
5975-01-123-9103635830 INTERCHANGEABLE
Rod Section,ground
Erico Products Inc Dba Erico Div Erico International Corporation
8105-01-368-6253A3186949 INTERCHANGEABLE
Bag,textile
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
Cross-Reference Index
Part NumberManufacturer
BX4861 PRIMARY Baltimore Transformer Co (USA)
6253 Precision Electronics, Inc (USA)
BUWEPSDWG2661016 Textron Systems Corporation Dba Textron Systems Corp (USA)
2661016 Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
Related Parts
5330-00-005-5835INTERCHANGEABLE
GASKET
4210-00-288-8816INTERCHANGEABLE
COUPLING,HOSE,FIRE FIGHTING
13218E0471-3
3020-00-294-5301INTERCHANGEABLE
GEAR,SPUR
62-5-3
5935-00-306-2032INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
5826-00-724-8543INTERCHANGEABLE
RECEIVER MODULE
L114B
4710-01-025-9848INTERCHANGEABLE
TUBE ASSEMBLY,METAL
2661016
5975-01-123-9103INTERCHANGEABLE
ROD SECTION,GROUND
635830
8105-01-368-6253INTERCHANGEABLE
BAG,TEXTILE
A3186949

Frequently Asked Questions

What is NSN 5950-00-676-7459?

NSN 5950-00-676-7459 is a Transformer,power, manufactured by Baltimore Transformer Co, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-00-676-7459?

NSN 5950-00-676-7459 has 4 cross-referenced part numbers: BX4861 (Baltimore Transformer Co), 6253 (Precision Electronics, Inc), BUWEPSDWG2661016 (Textron Systems Corporation Dba Textron Systems Corp), 2661016 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier).

What NSN replaces 5950-00-676-7459?

There are 8 known substitutes for 5950-00-676-7459: 5330-00-005-5835, 4210-00-288-8816, 3020-00-294-5301 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of BX4861?

Key specifications for BX4861: Reliability Indicator: NOT ESTABLISHED; Frequency Rating: 60.0 HERTZ NOMINAL SINGLE COMPONENT; Overall Height: 3.375 INCHES NOMINAL IN; Input-Output Phase Relationship: SINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT. 21 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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