PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

18041Transformer,power

Emerson Electric Co White-Rodgers Div · NSN 5950-00-647-7488 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-647-7488 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-647-7488. Primary manufacturer part number: 18041.
Features
  • Transformer,power — FSC 5950
  • Winding Operating Voltage: 115.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
  • Body Height: 3.250 INCHES NOMINAL IN
  • Winding Operating Voltage: 6.30 AC VOLTS NOMINAL SINGLE COMPONENT SECOND SECONDARY
  • Winding Operating Voltage: 12.60 AC VOLTS NOMINAL SINGLE COMPONENT THIRD SECONDARY
  • Mounting Facility Quantity: 4 SINGLE GROUP
  • Winding Function and Quantity: 1 PRIMARY AND 3 SECONDARY SINGLE COMPONENT
  • Winding Operating Current: 300.0 MILLIAMPERES AC MAXIMUM AND 250.0 MILLIAMPERES AC MAXIMUM AND 1.5 MILLIAMPERES AC MAXIMUM SINGLE COMPONENT FIRST SECONDARY
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,power, cataloged under National Stock Number 5950-00-647-7488, 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 Emerson Electric Co White-Rodgers Div. Government technical data includes 22 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5950-00-647-7488
Primary Part Number18041
Item NameTransformer,power
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerEmerson Electric Co White-Rodgers Div
StatusCANCELLED
Winding Operating Voltage115.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
Body Height3.250 INCHES NOMINAL IN
Winding Operating Voltage6.30 AC VOLTS NOMINAL SINGLE COMPONENT SECOND SECONDARY
Winding Operating Voltage12.60 AC VOLTS NOMINAL SINGLE COMPONENT THIRD SECONDARY
Mounting Facility Quantity4 SINGLE GROUP
Winding Function and Quantity1 PRIMARY AND 3 SECONDARY SINGLE COMPONENT
Winding Operating Current300.0 MILLIAMPERES AC MAXIMUM AND 250.0 MILLIAMPERES AC MAXIMUM AND 1.5 MILLIAMPERES AC MAXIMUM SINGLE COMPONENT FIRST SECONDARY
Input-Output Phase RelationshipSINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
Mounting Slot Width0.188 INCHES NOMINAL SINGLE GROUP IN
Body Width3.562 INCHES NOMINAL IN
Inclosure TypeOPEN
Terminal Type and Quantity11 TAB, SOLDER LUG
Winding Operating Current900.0 MILLIAMPERES AC MAXIMUM SINGLE COMPONENT SECOND SECONDARY
Winding Operating Voltage6.00 AC VOLTS NOMINAL AND 620.00 AC VOLTS NOMINAL AND 1.30 AC KILOVOLTS NOMINAL SINGLE COMPONENT FIRST SECONDARY
Frequency Rating50.0 HERTZ MINIMUM AND 1.0 KILOHERTZ MAXIMUM SINGLE COMPONENT
Body Length3.812 INCHES NOMINAL IN
Mounting MethodFLANGE AND SLOT SINGLE GROUP
Center to Center Distance Between Mounting Facilities Parallel to Width2.750 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Center to Center Distance Between Mounting Facilities Parallel to Length3.250 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Reliability IndicatorNOT ESTABLISHED
Winding Shielding MethodINTERNAL SHIELD GROUNDED TO CORE SINGLE COMPONENT
Winding Operating Current3.8 AMPERES AC MAXIMUM SINGLE COMPONENT THIRD SECONDARY
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 8
5310-00-010-82081804-1 INTERCHANGEABLE
Washer,keyway
Aerocontrolex Group, Inc. Div Talley Actuators
5133-00-189-9286 INTERCHANGEABLE
Drill,twist
6685-00-264-3986 INTERCHANGEABLE
Gage,compound Pressure-Vacuum,di
3455-00-268-9351INVOLUTE 40-2 1-3/4 INTERCHANGEABLE
Cutter,milling,involute Gear
F & D Tool Co Inc
5330-00-358-265618041 INTERCHANGEABLE
Gasket
Dana Automotive Systems Group, Llc Dba Dana Sealing Products
5895-00-788-174318041 INTERCHANGEABLE
Spoke,gear Spring
Raytheon Company Dba Raytheon
5998-01-352-965116629 INTERCHANGEABLE
Circuit Card Assembly
Culligan Intl Co Sub of Beatrice Companies Inc
5998-01-416-7711 INTERCHANGEABLE
Pcb,ventilator,volu
Cross-Reference Index
Part NumberManufacturer
18041 Emerson Electric Co White-Rodgers Div (USA)
20B1123 I T I Electronics, Inc. (USA)
20B1123ISSUEA I T I Electronics, Inc. (USA)
Related Parts
5310-00-010-8208INTERCHANGEABLE
WASHER,KEYWAY
1804-1
5133-00-189-9286INTERCHANGEABLE
DRILL,TWIST
6685-00-264-3986INTERCHANGEABLE
GAGE,COMPOUND PRESSURE-VACUUM,DI
3455-00-268-9351INTERCHANGEABLE
CUTTER,MILLING,INVOLUTE GEAR
INVOLUTE 40-2 1-3/4
5330-00-358-2656INTERCHANGEABLE
GASKET
18041
5895-00-788-1743INTERCHANGEABLE
SPOKE,GEAR SPRING
18041
5998-01-352-9651INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
16629
5998-01-416-7711INTERCHANGEABLE
PCB,VENTILATOR,VOLU

Frequently Asked Questions

What is NSN 5950-00-647-7488?

NSN 5950-00-647-7488 is a Transformer,power, manufactured by Emerson Electric Co White-Rodgers Div, classified under FSC 5950 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5950-00-647-7488?

NSN 5950-00-647-7488 has 3 cross-referenced part numbers: 18041 (Emerson Electric Co White-Rodgers Div), 20B1123 (I T I Electronics, Inc.), 20B1123ISSUEA (I T I Electronics, Inc.).

What NSN replaces 5950-00-647-7488?

There are 8 known substitutes for 5950-00-647-7488: 5310-00-010-8208, 5133-00-189-9286, 6685-00-264-3986 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 18041?

Key specifications for 18041: Winding Operating Voltage: 115.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY; Body Height: 3.250 INCHES NOMINAL IN; Winding Operating Voltage: 6.30 AC VOLTS NOMINAL SINGLE COMPONENT SECOND SECONDARY; Winding Operating Voltage: 12.60 AC VOLTS NOMINAL SINGLE COMPONENT THIRD SECONDARY. 23 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5950-00-647-7488 still in active supply?

NSN 5950-00-647-7488 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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