PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1800641Transformer,power

Northrop Grumman Systems Corporation · NSN 5950-00-872-4895 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-872-4895 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-872-4895. Primary manufacturer part number: 1800641.
Features
  • Transformer,power — FSC 5950
  • Winding Operating Voltage: 4.45 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE SECONDARY
  • Winding Operating Voltage: 115.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
  • Body Width: 0.875 INCHES NOMINAL IN
  • Inclosure Type: FULLY INCLOSED
  • Winding Shielding Method: EXTERNAL INCLOSURE SINGLE COMPONENT
  • Body Length: 1.188 INCHES NOMINAL IN
  • Frequency Rating: 400.0 HERTZ NOMINAL 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 5950-00-872-4895, 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 17 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-00-872-4895
Primary Part Number1800641
Item NameTransformer,power
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerNorthrop Grumman Systems Corporation
StatusACTIVE
Winding Operating Voltage4.45 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE SECONDARY
Winding Operating Voltage115.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
Body Width0.875 INCHES NOMINAL IN
Inclosure TypeFULLY INCLOSED
Winding Shielding MethodEXTERNAL INCLOSURE SINGLE COMPONENT
Body Length1.188 INCHES NOMINAL IN
Frequency Rating400.0 HERTZ NOMINAL SINGLE COMPONENT
Input-Output Phase RelationshipSINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
Body Height0.938 INCHES NOMINAL IN
Winding Function and Quantity1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
Mounting MethodSLOT SINGLE GROUP
Mounting Facility Quantity2 SINGLE GROUP
Reliability IndicatorNOT ESTABLISHED
Mounting Slot Width0.064 INCHES NOMINAL SINGLE GROUP IN
Winding Operating Current75.0 MILLIAMPERES AC MAXIMUM SINGLE COMPONENT SINGLE SECONDARY
Distance Between Mounting Facility Centers1.438 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Terminal Type and Quantity5 WIRE LEAD
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5310-00-187-29573312A INTERCHANGEABLE
Washer,flat
Brinkley Technology Group Llc Dba Hercules Manufacturing
4820-00-227-0156 INTERCHANGEABLE
Valve,foot
1005-00-344-62513312 INTERCHANGEABLE
Screw,plate
Smith & Wesson Sales Company
6640-00-539-7282 INTERCHANGEABLE
Incubator,bacteriological
3110-00-554-3265 INTERCHANGEABLE
Bearing,ball,annular
4820-00-640-030497-1-1-2 INTERCHANGEABLE
Valve,foot
Crane Co Div Valve Div
5935-00-863-2069 INTERCHANGEABLE
Socket,plug-in Electronic Compon
5975-00-886-32523312 INTERCHANGEABLE
Box Connector,electrical
Abb Installation Products Inc
6505-01-026-0166NDC00006-0946-74 INTERCHANGEABLE
Perphenazine and Amitriptyline H
Merck Sharp & Dohme Corp. Dba Merck Div Us Human Health
5660-01-062-8012 INTERCHANGEABLE
Tension Bar
Cross-Reference Index
Part NumberManufacturer
1800641 Lockheed Martin Corporation Div Rms - Mitchel Field (USA)
3312 Precision Electronics, Inc (USA)
1800641 PRIMARY Northrop Grumman Systems Corporation (USA)
Related Parts
5310-00-187-2957INTERCHANGEABLE
WASHER,FLAT
3312A
4820-00-227-0156INTERCHANGEABLE
VALVE,FOOT
1005-00-344-6251INTERCHANGEABLE
SCREW,PLATE
3312
6640-00-539-7282INTERCHANGEABLE
INCUBATOR,BACTERIOLOGICAL
3110-00-554-3265INTERCHANGEABLE
BEARING,BALL,ANNULAR
4820-00-640-0304INTERCHANGEABLE
VALVE,FOOT
97-1-1-2
5935-00-863-2069INTERCHANGEABLE
SOCKET,PLUG-IN ELECTRONIC COMPON
5975-00-886-3252INTERCHANGEABLE
BOX CONNECTOR,ELECTRICAL
3312
6505-01-026-0166INTERCHANGEABLE
PERPHENAZINE AND AMITRIPTYLINE H
NDC00006-0946-74
5660-01-062-8012INTERCHANGEABLE
TENSION BAR
5930-01-221-2007INTERCHANGEABLE
SWITCH,ROTARY
4820-01-273-4309INTERCHANGEABLE
PARTS KIT,PRESSURE REGULATING VA

Frequently Asked Questions

What is NSN 5950-00-872-4895?

NSN 5950-00-872-4895 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 5950-00-872-4895?

NSN 5950-00-872-4895 has 3 cross-referenced part numbers: 1800641 (Lockheed Martin Corporation Div Rms - Mitchel Field), 3312 (Precision Electronics, Inc), 1800641 (Northrop Grumman Systems Corporation).

What NSN replaces 5950-00-872-4895?

There are 12 known substitutes for 5950-00-872-4895: 5310-00-187-2957, 4820-00-227-0156, 1005-00-344-6251 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 1800641?

Key specifications for 1800641: Winding Operating Voltage: 4.45 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE SECONDARY; Winding Operating Voltage: 115.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY; Body Width: 0.875 INCHES NOMINAL IN; Inclosure Type: FULLY INCLOSED. 17 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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