The Fan,centrifugal, cataloged under National Stock Number 4140-01-580-8573, is classified within Federal Supply Class 4140 (No Item Name Available) of the Refrigeration, AC, and Air Circulating Equipment group. The primary manufacturer of record is Environmental Tectonics Corp. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Item Name | Fan,centrifugal |
| FSC / FSG | 4140 — No Item Name Available (FSG 41) |
| Manufacturers | Environmental Tectonics Corp (CAGE 33714) |
| Parameter | Value |
|---|---|
| NSN | 4140-01-580-8573 |
| Primary Part Number | 641111 |
| Item Name | Fan,centrifugal |
| FSC / FSG | 4140 / 41 — No Item Name Available |
| Manufacturer | Environmental Tectonics Corp |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 641111 PRIMARY | Environmental Tectonics Corp (USA) |
NSN 4140-01-580-8573 is a Fan,centrifugal, manufactured by Environmental Tectonics Corp, classified under FSC 4140 (No Item Name Available). Status: active.
NSN 4140-01-580-8573 has 1 cross-referenced part number: 641111 (Environmental Tectonics Corp).
There are 3 known substitutes for 4140-01-580-8573: 5915-00-496-0684, 6620-00-826-5935, 4310-01-448-4213. Verify interchangeability with system specifications before substitution.