PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

18859Transformer,power

Inso Electronic Products Inc Bunnell J H Div · NSN 5950-00-246-6225 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-246-6225 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-246-6225. Primary manufacturer part number: 18859.
Features
  • Transformer,power — FSC 5950
  • Winding Power Rating: 6.3 VOLTS-AMPERES SINGLE COMPONENT SINGLE SECONDARY
  • Winding Operating Voltage: 6.30 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE SECONDARY
  • Winding Function and Quantity: 1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
  • Body Width: 2.250 INCHES NOMINAL IN
  • Body Length: 2.500 INCHES NOMINAL IN
  • Input-Output Phase Relationship: SINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
  • Body Height: 3.250 INCHES NOMINAL IN
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,power, cataloged under National Stock Number 5950-00-246-6225, 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 Inso Electronic Products Inc Bunnell J H Div. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-00-246-6225
Primary Part Number18859
Item NameTransformer,power
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerInso Electronic Products Inc Bunnell J H Div
StatusACTIVE
Winding Power Rating6.3 VOLTS-AMPERES SINGLE COMPONENT SINGLE SECONDARY
Winding Operating Voltage6.30 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE SECONDARY
Winding Function and Quantity1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
Body Width2.250 INCHES NOMINAL IN
Body Length2.500 INCHES NOMINAL IN
Input-Output Phase RelationshipSINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
Body Height3.250 INCHES NOMINAL IN
Frequency Rating60.0 HERTZ NOMINAL SINGLE COMPONENT
Winding Operating Current1.0 AMPERES AC MAXIMUM SINGLE COMPONENT SINGLE SECONDARY
Mounting MethodUNTHREADED HOLE(S) SINGLE GROUP
Inclosure TypeFULLY INCLOSED
Mounting Facility Quantity6 SINGLE GROUP
Reliability IndicatorNOT ESTABLISHED
Terminal Type and Quantity5 TAB, SOLDER LUG
Winding Operating Voltage115.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
5962-01-115-9096932820-236 INTERCHANGEABLE
Microcircuit,memory
Raytheon Company Dba Raytheon
3040-01-193-218618859 INTERCHANGEABLE
Head,linear Actuating Cylinder
Moog Inc. Dba Ampac-Isp Corp
5330-01-274-7100 INTERCHANGEABLE
Gasket
3040-01-314-505318859-4 INTERCHANGEABLE
Shaft,straight
United States Department of the Navy Dba Naval Surface Warfare Center Panama City
4720-01-501-6991 INTERCHANGEABLE
Hose,nonmetallic
Cross-Reference Index
Part NumberManufacturer
18859 Inso Electronic Products Inc Bunnell J H Div (USA)
T48850 Thordarson Inc (USA)
T48850 Components Corp of America (USA)
Related Parts
5962-01-115-9096INTERCHANGEABLE
MICROCIRCUIT,MEMORY
932820-236
3040-01-193-2186INTERCHANGEABLE
HEAD,LINEAR ACTUATING CYLINDER
18859
5330-01-274-7100INTERCHANGEABLE
GASKET
3040-01-314-5053INTERCHANGEABLE
SHAFT,STRAIGHT
18859-4
4720-01-501-6991INTERCHANGEABLE
HOSE,NONMETALLIC

Frequently Asked Questions

What is NSN 5950-00-246-6225?

NSN 5950-00-246-6225 is a Transformer,power, manufactured by Inso Electronic Products Inc Bunnell J H Div, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-00-246-6225?

NSN 5950-00-246-6225 has 3 cross-referenced part numbers: 18859 (Inso Electronic Products Inc Bunnell J H Div), T48850 (Thordarson Inc), T48850 (Components Corp of America).

What NSN replaces 5950-00-246-6225?

There are 5 known substitutes for 5950-00-246-6225: 5962-01-115-9096, 3040-01-193-2186, 5330-01-274-7100 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 18859?

Key specifications for 18859: Winding Power Rating: 6.3 VOLTS-AMPERES SINGLE COMPONENT SINGLE SECONDARY; Winding Operating Voltage: 6.30 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE SECONDARY; Winding Function and Quantity: 1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT; Body Width: 2.250 INCHES NOMINAL IN. 15 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com