PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1801654Transformer,power

Northrop Grumman Systems Corporation · NSN 5950-00-432-0520 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-432-0520 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-432-0520. Primary manufacturer part number: 1801654.
Features
  • Transformer,power — FSC 5950
  • Winding Operating Current: 1.0 AMPERES AC MAXIMUM SINGLE COMPONENT THIRD SECONDARY
  • Mounting Hole Diameter: 0.185 INCHES NOMINAL SINGLE GROUP IN
  • Winding Function and Quantity: 1 PRIMARY AND 2 SECONDARY SINGLE COMPONENT
  • Winding Operating Voltage: 115.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
  • Input-Output Phase Relationship: SINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
  • Inclosure Type: FULLY INCLOSED
  • Winding Shielding Method: INTERNAL SHIELD GROUNDED TO CORE AND BROUGHT OUT TO TERMINAL SINGLE COMPONENT
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,power, cataloged under National Stock Number 5950-00-432-0520, 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 Northrop Grumman Systems Corporation. Government technical data includes 18 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 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
NSN5950-00-432-0520
Primary Part Number1801654
Item NameTransformer,power
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerNorthrop Grumman Systems Corporation
StatusACTIVE
Winding Operating Current1.0 AMPERES AC MAXIMUM SINGLE COMPONENT THIRD SECONDARY
Mounting Hole Diameter0.185 INCHES NOMINAL SINGLE GROUP IN
Winding Function and Quantity1 PRIMARY AND 2 SECONDARY SINGLE COMPONENT
Winding Operating Voltage115.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
Input-Output Phase RelationshipSINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
Inclosure TypeFULLY INCLOSED
Winding Shielding MethodINTERNAL SHIELD GROUNDED TO CORE AND BROUGHT OUT TO TERMINAL SINGLE COMPONENT
Frequency Rating400.0 HERTZ NOMINAL SINGLE COMPONENT
Mounting Facility Quantity4 SINGLE GROUP
Body Height1.560 INCHES NOMINAL IN
Terminal Type and Quantity8 PIN
Body Length1.950 INCHES NOMINAL IN
Mounting MethodFLANGE AND UNTHREADED HOLE(S) SINGLE GROUP
Reliability IndicatorNOT ESTABLISHED
Body Width1.570 INCHES NOMINAL IN
Center to Center Distance Between Mounting Facilities Parallel to Width1.203 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Winding Operating Voltage12.60 AC VOLTS NOMINAL SINGLE COMPONENT ALL SECONDARY
Center to Center Distance Between Mounting Facilities Parallel to Length1.125 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
5325-00-205-65824005987-5 INTERCHANGEABLE
Ring,retaining
Agco Corp Parts Opn
5330-00-383-8745F600E00306 INTERCHANGEABLE
Gasket
Dedeco International Sales, Inc.
2910-00-474-3558 INTERCHANGEABLE
Body Assy
5960-00-501-23085987 INTERCHANGEABLE
Electron Tube
National Electronics Div of Richardson Electronics Ltd
4730-01-315-5622R33557 INTERCHANGEABLE
Plug,pipe
Cnh Industrial America Llc Dba Cnh America
Cross-Reference Index
Part NumberManufacturer
5987 Precision Electronics, Inc (USA)
EA50RT23 Magnetic Circuit Elements Inc Dba Magnetic Circuit Elements Inc (USA)
1801654 PRIMARY Northrop Grumman Systems Corporation (USA)
1801661-33 Magnetic Circuit Elements Inc Dba Magnetic Circuit Elements Inc (USA)
Related Parts
5325-00-205-6582INTERCHANGEABLE
RING,RETAINING
4005987-5
5330-00-383-8745INTERCHANGEABLE
GASKET
F600E00306
2910-00-474-3558INTERCHANGEABLE
BODY ASSY
5960-00-501-2308INTERCHANGEABLE
ELECTRON TUBE
5987
4730-01-315-5622INTERCHANGEABLE
PLUG,PIPE
R33557

Frequently Asked Questions

What is NSN 5950-00-432-0520?

NSN 5950-00-432-0520 is a Transformer,power, manufactured by Northrop Grumman Systems Corporation, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-00-432-0520?

NSN 5950-00-432-0520 has 4 cross-referenced part numbers: 5987 (Precision Electronics, Inc), EA50RT23 (Magnetic Circuit Elements Inc Dba Magnetic Circuit Elements Inc), 1801654 (Northrop Grumman Systems Corporation), 1801661-33 (Magnetic Circuit Elements Inc Dba Magnetic Circuit Elements Inc).

What NSN replaces 5950-00-432-0520?

There are 5 known substitutes for 5950-00-432-0520: 5325-00-205-6582, 5330-00-383-8745, 2910-00-474-3558 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 1801654?

Key specifications for 1801654: Winding Operating Current: 1.0 AMPERES AC MAXIMUM SINGLE COMPONENT THIRD SECONDARY; Mounting Hole Diameter: 0.185 INCHES NOMINAL SINGLE GROUP IN; Winding Function and Quantity: 1 PRIMARY AND 2 SECONDARY SINGLE COMPONENT; Winding Operating Voltage: 115.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY. 18 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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