The Impeller,fan,axial, cataloged under National Stock Number 4140-01-590-0107, 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 Attwood Corp. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4140-01-590-0107 |
| Primary Part Number | 1749-1 |
| Item Name | Impeller,fan,axial |
| FSC / FSG | 4140 / 41 — No Item Name Available |
| Manufacturer | Attwood Corp |
| Status | ACTIVE |
| Blade Quantity | 5 |
| Hub Location | CENTER |
| Material | PLASTIC HOUSING |
| Material | PLASTIC BLADE |
| Attachment Method | BOLT HOLE |
| Rotation Direction for Which Designed | CLOCKWISE |
| Mounting Hole Quantity | 2 |
| Mounting Hole Diameter | 0.209 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 4140-01-590-0107 is a Impeller,fan,axial, manufactured by Attwood Corp, classified under FSC 4140 (No Item Name Available). Status: active.
NSN 4140-01-590-0107 has 3 cross-referenced part numbers: 1749-1 (Attwood Corp), 1743-4 (Paxton Co), 1749-4 (Attwood Corp).
There are 12 known substitutes for 4140-01-590-0107: 6510-00-201-4150, 4720-00-240-9921, 5331-00-298-6237 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 1749-1: Blade Quantity: 5; Hub Location: CENTER; Material: PLASTIC HOUSING; Material: PLASTIC BLADE. 10 total characteristics are documented in the Federal Logistics Information System.