PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1621-3Transformer,power

Square D Co Electromagnetic Industries Div · NSN 5950-01-173-2754 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-01-173-2754 — this item is cataloged by the U.S. Government under National Stock Number 5950-01-173-2754. Primary manufacturer part number: 1621-3.
Features
  • Transformer,power — FSC 5950
  • 1 verified cross-reference
  • Primary manufacturer: Square D Co Electromagnetic Industries Div
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,power, cataloged under National Stock Number 5950-01-173-2754, 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 Square D Co Electromagnetic Industries Div. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameTransformer,power
FSC / FSG5950 — No Item Name Available (FSG 59)
ManufacturersSquare D Co Electromagnetic Industries Div (CAGE 12670)
Technical Specifications
ParameterValue
NSN5950-01-173-2754
Primary Part Number1621-3
Item NameTransformer,power
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerSquare D Co Electromagnetic Industries Div
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
5360-00-051-2479A1327-166 INTERCHANGEABLE
Spring,helical,compression
Parker Hannifin Corporation Div Cylinder Division
5950-00-199-2161 INTERCHANGEABLE
Transformer,power
5110-00-241-9167 INTERCHANGEABLE
File,hand
3010-01-115-693012450 INTERCHANGEABLE
Coupling,shaft,flexible
Paragon Power Inc Sub of Great Lakes Power Products Inc
5950-01-152-1833MMI-11455 INTERCHANGEABLE
Transformer,current
Custom Metering Company Inc
5950-01-231-88925525083 INTERCHANGEABLE
Transformer,power
Naval Sea Systems Command
6230-01-435-86961621300 INTERCHANGEABLE
Guard,lamp
Phoenix Products Llc Dba Phoenix Lighting Products Llc
6515-01-589-504902.205.090 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
1621-3 Square D Co Electromagnetic Industries Div (USA)
Related Parts
5360-00-051-2479INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
A1327-166
5950-00-199-2161INTERCHANGEABLE
TRANSFORMER,POWER
5110-00-241-9167INTERCHANGEABLE
FILE,HAND
3010-01-115-6930INTERCHANGEABLE
COUPLING,SHAFT,FLEXIBLE
12450
5950-01-152-1833INTERCHANGEABLE
TRANSFORMER,CURRENT
MMI-11455
5950-01-231-8892INTERCHANGEABLE
TRANSFORMER,POWER
5525083
6230-01-435-8696INTERCHANGEABLE
GUARD,LAMP
1621300
6515-01-589-5049INTERCHANGEABLE
SCREW,BONE
02.205.090

Frequently Asked Questions

What is NSN 5950-01-173-2754?

NSN 5950-01-173-2754 is a Transformer,power, manufactured by Square D Co Electromagnetic Industries Div, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-01-173-2754?

NSN 5950-01-173-2754 has 1 cross-referenced part number: 1621-3 (Square D Co Electromagnetic Industries Div).

What NSN replaces 5950-01-173-2754?

There are 8 known substitutes for 5950-01-173-2754: 5360-00-051-2479, 5950-00-199-2161, 5110-00-241-9167 and 5 more. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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