PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

LMT5540053Transformer,power

L3harris Technologies, Inc Div Space & Airborne Systems · NSN 5950-00-422-5356 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-422-5356 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-422-5356. Primary manufacturer part number: LMT5540053.
Features
  • Transformer,power — FSC 5950
  • Input-Output Phase Relationship: SINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
  • Distance Between Mounting Facility Centers: 32.7 MILLIMETERS MINIMUM AND 33.3 MILLIMETERS MAXIMUM SINGLE MOUNTING FACILITY SINGLE CENTER GROUP MM
  • Winding Operating Voltage: 6.67 AC VOLTS NOMINAL SINGLE COMPONENT SECOND SECONDARY
  • Winding Operating Voltage: 6.67 AC VOLTS NOMINAL SINGLE COMPONENT THIRD SECONDARY
  • Reliability Indicator: NOT ESTABLISHED
  • Nominal Thread Size: 3.0 MILLIMETERS SINGLE GROUP MM
  • Winding Operating Voltage: 795.00 AC VOLTS NOMINAL 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 5950-00-422-5356, 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 L3harris Technologies, Inc Div Space & Airborne Systems. Government technical data includes 19 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. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-00-422-5356
Primary Part NumberLMT5540053
Item NameTransformer,power
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerL3harris Technologies, Inc Div Space & Airborne Systems
StatusACTIVE
Input-Output Phase RelationshipSINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
Distance Between Mounting Facility Centers32.7 MILLIMETERS MINIMUM AND 33.3 MILLIMETERS MAXIMUM SINGLE MOUNTING FACILITY SINGLE CENTER GROUP MM
Winding Operating Voltage6.67 AC VOLTS NOMINAL SINGLE COMPONENT SECOND SECONDARY
Winding Operating Voltage6.67 AC VOLTS NOMINAL SINGLE COMPONENT THIRD SECONDARY
Reliability IndicatorNOT ESTABLISHED
Nominal Thread Size3.0 MILLIMETERS SINGLE GROUP MM
Winding Operating Voltage795.00 AC VOLTS NOMINAL SINGLE COMPONENT FIRST SECONDARY
Body Width45.0 MILLIMETERS MAXIMUM MM
Inclosure TypeFULLY INCLOSED
Winding Operating Current15.0 MILLIAMPERES AC MAXIMUM SINGLE COMPONENT SINGLE PRIMARY
Winding Operating Voltage209.00 AC VOLTS NOMINAL AND 220.00 AC VOLTS NOMINAL AND 231.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
Mounting MethodTHREADED STUD(S) SINGLE GROUP
Terminal Type and Quantity10 STANDOFF, SOLDER LUG
Mounting Facility Quantity2 SINGLE GROUP
Body Height33.0 MILLIMETERS MAXIMUM MM
Frequency Rating3.8 KILOHERTZ NOMINAL SINGLE COMPONENT
Body Length45.0 MILLIMETERS MAXIMUM MM
Winding Function and Quantity1 PRIMARY AND 3 SECONDARY SINGLE COMPONENT
Thread Series DesignatorISO M SINGLE GROUP
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
5340-00-286-4138 INTERCHANGEABLE
Cap,protective,dust and Moisture
3020-01-381-4472154-1587 INTERCHANGEABLE
Gear,spur
R R Transmissions Inc
5985-01-419-350217040 INTERCHANGEABLE
Coupler,antenna
Belfort Instrument Company
4730-01-469-164717040 INTERCHANGEABLE
Tip,nozzle,spray
Church & Dwight Co., Inc. Dba Viviscal
5850-01-500-728417040-003 INTERCHANGEABLE
Lens,light
Korry Electronics Co
5310-01-540-532417-040 INTERCHANGEABLE
Washer,lock
Bravo Shop Inc
6515-01-590-8367201.761 INTERCHANGEABLE
Screw,bone
Depuy Synthes Sales Inc Dba Depuy Synthes Trauma Div Depuy Synthes Sales, Inc., D/b/a Depuy Synthes Trauma
Cross-Reference Index
Part NumberManufacturer
LMT5540053 PRIMARY L3harris Technologies, Inc Div Space & Airborne Systems (USA)
5540053 Wilo France (FRA)
17040 Robert M. Hadley Company, Inc. (USA)
Related Parts
5340-00-286-4138INTERCHANGEABLE
CAP,PROTECTIVE,DUST AND MOISTURE
3020-01-381-4472INTERCHANGEABLE
GEAR,SPUR
154-1587
5985-01-419-3502INTERCHANGEABLE
COUPLER,ANTENNA
17040
4730-01-469-1647INTERCHANGEABLE
TIP,NOZZLE,SPRAY
17040
5850-01-500-7284INTERCHANGEABLE
LENS,LIGHT
17040-003
5310-01-540-5324INTERCHANGEABLE
WASHER,LOCK
17-040
6515-01-590-8367INTERCHANGEABLE
SCREW,BONE
201.761

Frequently Asked Questions

What is NSN 5950-00-422-5356?

NSN 5950-00-422-5356 is a Transformer,power, manufactured by L3harris Technologies, Inc Div Space & Airborne Systems, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-00-422-5356?

NSN 5950-00-422-5356 has 3 cross-referenced part numbers: LMT5540053 (L3harris Technologies, Inc Div Space & Airborne Systems), 5540053 (Wilo France), 17040 (Robert M. Hadley Company, Inc.).

What NSN replaces 5950-00-422-5356?

There are 7 known substitutes for 5950-00-422-5356: 5340-00-286-4138, 3020-01-381-4472, 5985-01-419-3502 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of LMT5540053?

Key specifications for LMT5540053: Input-Output Phase Relationship: SINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT; Distance Between Mounting Facility Centers: 32.7 MILLIMETERS MINIMUM AND 33.3 MILLIMETERS MAXIMUM SINGLE MOUNTING FACILITY SINGLE CENTER GROUP MM; Winding Operating Voltage: 6.67 AC VOLTS NOMINAL SINGLE COMPONENT SECOND SECONDARY; Winding Operating Voltage: 6.67 AC VOLTS NOMINAL SINGLE COMPONENT THIRD SECONDARY. 19 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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