PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

18580Transformer,electrical

Freed Transformer Co · NSN 5950-00-347-5621 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-347-5621 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-347-5621. Primary manufacturer part number: 18580.
Features
  • Transformer,electrical — FSC 5950
  • General Characteristics Item Description: FULLY INCLOSED
  • 1 verified cross-reference
  • Primary manufacturer: Freed Transformer Co
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,electrical, cataloged under National Stock Number 5950-00-347-5621, 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 Freed Transformer Co. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-00-347-5621
Primary Part Number18580
Item NameTransformer,electrical
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerFreed Transformer Co
StatusACTIVE
General Characteristics Item DescriptionFULLY INCLOSED
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
5305-00-011-1633111633 INTERCHANGEABLE
Screw,tapping
Us Army Aviation and Missile Command
5330-00-042-8649 INTERCHANGEABLE
Seal,plain Encased
5120-00-449-3972 INTERCHANGEABLE
Expander Piston Rin
5905-00-874-007366-4062-12 INTERCHANGEABLE
Resistor,variable,wire Wound,non
Ward Leonard Ct Llc
5950-00-962-29232242046 INTERCHANGEABLE
Transformer,power
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
5950-00-989-433418-580 INTERCHANGEABLE
Coil,radio Frequency
Albert Frei & Sons, Inc. Dba Afs
4320-01-041-354318580 INTERCHANGEABLE
Sleeve,sliding,by-Pass Valve
Stanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel Systems
8040-01-335-1402 INTERCHANGEABLE
Accelerator,adhesive Curing
6510-01-578-2070 INTERCHANGEABLE
Adhesive Ties,surgical
8145-01-587-524700033920 INTERCHANGEABLE
Case,shipping and Storage,pharma
Becklin Holdings, Inc.
Cross-Reference Index
Part NumberManufacturer
18580 PRIMARY Freed Transformer Co (USA)
Related Parts
5305-00-011-1633INTERCHANGEABLE
SCREW,TAPPING
111633
5330-00-042-8649INTERCHANGEABLE
SEAL,PLAIN ENCASED
5120-00-449-3972INTERCHANGEABLE
EXPANDER PISTON RIN
5905-00-874-0073INTERCHANGEABLE
RESISTOR,VARIABLE,WIRE WOUND,NON
66-4062-12
5950-00-962-2923INTERCHANGEABLE
TRANSFORMER,POWER
2242046
5950-00-989-4334INTERCHANGEABLE
COIL,RADIO FREQUENCY
18-580
4320-01-041-3543INTERCHANGEABLE
SLEEVE,SLIDING,BY-PASS VALVE
18580
8040-01-335-1402INTERCHANGEABLE
ACCELERATOR,ADHESIVE CURING
6510-01-578-2070INTERCHANGEABLE
ADHESIVE TIES,SURGICAL
8145-01-587-5247INTERCHANGEABLE
CASE,SHIPPING AND STORAGE,PHARMA
00033920

Frequently Asked Questions

What is NSN 5950-00-347-5621?

NSN 5950-00-347-5621 is a Transformer,electrical, manufactured by Freed Transformer Co, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-00-347-5621?

NSN 5950-00-347-5621 has 1 cross-referenced part number: 18580 (Freed Transformer Co).

What NSN replaces 5950-00-347-5621?

There are 10 known substitutes for 5950-00-347-5621: 5305-00-011-1633, 5330-00-042-8649, 5120-00-449-3972 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 18580?

Key specifications for 18580: General Characteristics Item Description: FULLY INCLOSED. 1 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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