The Impeller,fan,centrifugal, cataloged under National Stock Number 4140-01-221-3431, 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 Thomas R Miller Co Inc. This item has 2 commercial cross-references 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 | Impeller,fan,centrifugal |
| FSC / FSG | 4140 — No Item Name Available (FSG 41) |
| Manufacturers | Thomas R Miller Co Inc (CAGE 61744) |
| Parameter | Value |
|---|---|
| NSN | 4140-01-221-3431 |
| Primary Part Number | K3333 |
| Item Name | Impeller,fan,centrifugal |
| FSC / FSG | 4140 / 41 — No Item Name Available |
| Manufacturer | Thomas R Miller Co Inc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 4140-01-221-3431 is a Impeller,fan,centrifugal, manufactured by Thomas R Miller Co Inc, classified under FSC 4140 (No Item Name Available). Status: active.
NSN 4140-01-221-3431 has 2 cross-referenced part numbers: K3333 (Thomas R Miller Co Inc), 83333 (Thomas R Miller Co Inc).
There are 3 known substitutes for 4140-01-221-3431: 5961-00-333-9413, 5950-01-068-0373, 6145-01-108-2610. Verify interchangeability with system specifications before substitution.