PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

624673Transformer,power

Lockheed Martin Corporation Div Rms - Mitchel Field · NSN 5950-00-646-5525 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-646-5525 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-646-5525. Primary manufacturer part number: 624673.
Features
  • Transformer,power — FSC 5950
  • Input-Output Phase Relationship: SINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
  • Body Length: 3.938 INCHES NOMINAL IN
  • Mounting Facility Quantity: 4 SINGLE GROUP
  • Body Width: 3.688 INCHES NOMINAL IN
  • Winding Function and Quantity: 1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
  • Body Height: 4.188 INCHES NOMINAL IN
  • 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 5950-00-646-5525, 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 Lockheed Martin Corporation Div Rms - Mitchel Field. Government technical data includes 17 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 5 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
NSN5950-00-646-5525
Primary Part Number624673
Item NameTransformer,power
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerLockheed Martin Corporation Div Rms - Mitchel Field
StatusACTIVE
Input-Output Phase RelationshipSINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
Body Length3.938 INCHES NOMINAL IN
Mounting Facility Quantity4 SINGLE GROUP
Body Width3.688 INCHES NOMINAL IN
Winding Function and Quantity1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
Body Height4.188 INCHES NOMINAL IN
Winding Shielding MethodINTERNAL SHIELD GROUNDED TO CORE AND BROUGHT OUT TO TERMINAL SINGLE COMPONENT
Winding Operating Voltage5.57 AC VOLTS NOMINAL AND 8.63 AC VOLTS NOMINAL AND 112.00 AC VOLTS NOMINAL AND 115.00 AC VOLTS NOMINAL AND 118.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
Mounting MethodFLANGE AND UNTHREADED HOLE(S) SINGLE GROUP
Terminal Type and Quantity9 TAB, SOLDER LUG
Winding Operating Voltage6.00 AC KILOVOLTS NOMINAL SINGLE COMPONENT SINGLE SECONDARY
Center to Center Distance Between Mounting Facilities Parallel to Length3.000 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Center to Center Distance Between Mounting Facilities Parallel to Width1.906 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Inclosure TypePARTIALLY INCLOSED, DOUBLE SHELL
Reliability IndicatorNOT ESTABLISHED
Winding Operating Current120.0 MILLIAMPERES DC MAXIMUM SINGLE COMPONENT SINGLE SECONDARY
Frequency Rating380.0 HERTZ MINIMUM AND 1.0 KILOHERTZ MAXIMUM SINGLE COMPONENT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
5950-00-142-5718 INTERCHANGEABLE
Transformer,power
5133-01-046-2894 INTERCHANGEABLE
Drill,twist
4820-01-329-3577339-02 INTERCHANGEABLE
Disk,valve
Trac Regulator Co., Inc. Dba Trac Regulator Co Inc
5950-01-420-644233902 INTERCHANGEABLE
Transformer,power
Nwl, Inc.
Cross-Reference Index
Part NumberManufacturer
W5075 Cen Electronics a Div of Chloride Power Electronics Inc (USA)
33902 Freed Transformer Co (USA)
624673 PRIMARY Lockheed Martin Corporation Div Rms - Mitchel Field (USA)
951-0118-400 L3 Technologies, Inc. Dba Insight Technology Division Div Insight Technology Division (USA)
W9201 Unisys Corp Systems Development (USA)
AA624673 Lockheed Martin Corporation Div Rms - Mitchel Field (USA)
Related Parts
5950-00-142-5718INTERCHANGEABLE
TRANSFORMER,POWER
5133-01-046-2894INTERCHANGEABLE
DRILL,TWIST
4820-01-329-3577INTERCHANGEABLE
DISK,VALVE
339-02
5950-01-420-6442INTERCHANGEABLE
TRANSFORMER,POWER
33902

Frequently Asked Questions

What is NSN 5950-00-646-5525?

NSN 5950-00-646-5525 is a Transformer,power, manufactured by Lockheed Martin Corporation Div Rms - Mitchel Field, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-00-646-5525?

NSN 5950-00-646-5525 has 6 cross-referenced part numbers: W5075 (Cen Electronics a Div of Chloride Power Electronics Inc), 33902 (Freed Transformer Co), 624673 (Lockheed Martin Corporation Div Rms - Mitchel Field), 951-0118-400 (L3 Technologies, Inc. Dba Insight Technology Division Div Insight Technology Division), W9201 (Unisys Corp Systems Development) and 1 more.

What NSN replaces 5950-00-646-5525?

There are 4 known substitutes for 5950-00-646-5525: 5950-00-142-5718, 5133-01-046-2894, 4820-01-329-3577 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 624673?

Key specifications for 624673: Input-Output Phase Relationship: SINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT; Body Length: 3.938 INCHES NOMINAL IN; Mounting Facility Quantity: 4 SINGLE GROUP; Body Width: 3.688 INCHES NOMINAL IN. 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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