PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

CG125Transformer,power

Magnetika Inc · NSN 5950-00-645-8455 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-645-8455 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-645-8455. Primary manufacturer part number: CG125.
Features
  • Transformer,power — FSC 5950
  • Winding Function and Quantity: 1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
  • Inclosure Type: FULLY INCLOSED
  • Winding Operating Voltage: 2.00 AC VOLTS NOMINAL AND 3.00 AC VOLTS NOMINAL AND 14.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE SECONDARY
  • Center to Center Distance Between Mounting Facilities Parallel to Width: 3.562 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
  • Winding Operating Current: 10.0 AMPERES AC MAXIMUM SINGLE COMPONENT SINGLE SECONDARY
  • Mounting Method: FLANGE AND UNTHREADED HOLE(S) SINGLE GROUP
  • Winding Operating Voltage: 105.00 AC VOLTS NOMINAL AND 115.00 AC VOLTS NOMINAL AND 220.00 AC VOLTS NOMINAL AND 230.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,power, cataloged under National Stock Number 5950-00-645-8455, 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 Magnetika Inc. 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. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-00-645-8455
Primary Part NumberCG125
Item NameTransformer,power
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerMagnetika Inc
StatusACTIVE
Winding Function and Quantity1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
Inclosure TypeFULLY INCLOSED
Winding Operating Voltage2.00 AC VOLTS NOMINAL AND 3.00 AC VOLTS NOMINAL AND 14.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE SECONDARY
Center to Center Distance Between Mounting Facilities Parallel to Width3.562 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Winding Operating Current10.0 AMPERES AC MAXIMUM SINGLE COMPONENT SINGLE SECONDARY
Mounting MethodFLANGE AND UNTHREADED HOLE(S) SINGLE GROUP
Winding Operating Voltage105.00 AC VOLTS NOMINAL AND 115.00 AC VOLTS NOMINAL AND 220.00 AC VOLTS NOMINAL AND 230.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
Body Length5.500 INCHES NOMINAL IN
Input-Output Phase RelationshipSINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
Frequency Rating50.0 HERTZ NOMINAL OR 60.0 HERTZ NOMINAL SINGLE COMPONENT
Body Outside Diameter4.312 INCHES NOMINAL IN
Mounting Facility Quantity4 SINGLE GROUP
Center to Center Distance Between Mounting Facilities Parallel to Length3.562 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Reliability IndicatorNOT ESTABLISHED
Terminal Type and Quantity9 TAB, SOLDER LUG
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
3040-00-627-2728503755 INTERCHANGEABLE
Clamp,hub
Aimtron Systems, Llc
5945-01-095-4159500639 INTERCHANGEABLE
Solenoid,electrical
Mirion Technologies (canberra), Inc.
5340-01-463-733750-0639 INTERCHANGEABLE
Strap,webbing
Clamshell Structures, Inc
2920-01-549-0804 INTERCHANGEABLE
Switch,engine Starter,electrical
Cross-Reference Index
Part NumberManufacturer
500639 Instruments and Flight Research, Inc. (USA)
CG125 United Transformer Corp Sub of Opt Industries Inc (USA)
CG125 PRIMARY Magnetika Inc (USA)
Related Parts
3040-00-627-2728INTERCHANGEABLE
CLAMP,HUB
503755
5945-01-095-4159INTERCHANGEABLE
SOLENOID,ELECTRICAL
500639
5340-01-463-7337INTERCHANGEABLE
STRAP,WEBBING
50-0639
2920-01-549-0804INTERCHANGEABLE
SWITCH,ENGINE STARTER,ELECTRICAL

Frequently Asked Questions

What is NSN 5950-00-645-8455?

NSN 5950-00-645-8455 is a Transformer,power, manufactured by Magnetika Inc, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-00-645-8455?

NSN 5950-00-645-8455 has 3 cross-referenced part numbers: 500639 (Instruments and Flight Research, Inc.), CG125 (United Transformer Corp Sub of Opt Industries Inc), CG125 (Magnetika Inc).

What NSN replaces 5950-00-645-8455?

There are 4 known substitutes for 5950-00-645-8455: 3040-00-627-2728, 5945-01-095-4159, 5340-01-463-7337 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of CG125?

Key specifications for CG125: Winding Function and Quantity: 1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT; Inclosure Type: FULLY INCLOSED; Winding Operating Voltage: 2.00 AC VOLTS NOMINAL AND 3.00 AC VOLTS NOMINAL AND 14.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE SECONDARY; Center to Center Distance Between Mounting Facilities Parallel to Width: 3.562 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN. 15 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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