PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

403161-K01Transformer,current

Piedmont Bushings and Insulators, Llc · NSN 5950-01-605-4500 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-01-605-4500 — this item is cataloged by the U.S. Government under National Stock Number 5950-01-605-4500. Primary manufacturer part number: 403161-K01.
Features
  • Transformer,current — FSC 5950
  • 4 verified cross-references
  • Primary manufacturer: Piedmont Bushings and Insulators, Llc
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,current, cataloged under National Stock Number 5950-01-605-4500, 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 Piedmont Bushings and Insulators, Llc. This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameTransformer,current
FSC / FSG5950 — No Item Name Available (FSG 59)
ManufacturersInstrument Transformers Inc (CAGE 59138); L3harris Maritime Power & Energy Solutions, Inc. Dba Spd Electrical Systems, Inc. (CAGE 30086); Piedmont Bushings and Insulators, Llc (CAGE 4U971)
Technical Specifications
ParameterValue
NSN5950-01-605-4500
Primary Part Number403161-K01
Item NameTransformer,current
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerPiedmont Bushings and Insulators, Llc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
4730-00-222-1838B687R-39B INTERCHANGEABLE
Nipple,pipe
American Society for Testing and Materials Dba Astm International
5950-01-609-3612PT3-1-45-422C INTERCHANGEABLE
Transformer,potential
Instrument Transformers Inc
Cross-Reference Index
Part NumberManufacturer
PT3-1-45-422C Instrument Transformers Inc (USA)
120285-A00 L3harris Maritime Power & Energy Solutions, Inc. Dba Spd Electrical Systems, Inc. (USA)
403161-K01 PRIMARY Piedmont Bushings and Insulators, Llc (USA)
120285 L3harris Maritime Power & Energy Solutions, Inc. Dba Spd Electrical Systems, Inc. (USA)
Related Parts
4730-00-222-1838INTERCHANGEABLE
NIPPLE,PIPE
B687R-39B
5950-01-609-3612INTERCHANGEABLE
TRANSFORMER,POTENTIAL
PT3-1-45-422C

Frequently Asked Questions

What is NSN 5950-01-605-4500?

NSN 5950-01-605-4500 is a Transformer,current, manufactured by Piedmont Bushings and Insulators, Llc, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-01-605-4500?

NSN 5950-01-605-4500 has 4 cross-referenced part numbers: PT3-1-45-422C (Instrument Transformers Inc), 120285-A00 (L3harris Maritime Power & Energy Solutions, Inc. Dba Spd Electrical Systems, Inc.), 403161-K01 (Piedmont Bushings and Insulators, Llc), 120285 (L3harris Maritime Power & Energy Solutions, Inc. Dba Spd Electrical Systems, Inc.).

What NSN replaces 5950-01-605-4500?

There are 2 known substitutes for 5950-01-605-4500: 4730-00-222-1838, 5950-01-609-3612. Verify interchangeability with system specifications before substitution.

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