The Impeller,fan,centrifugal, cataloged under National Stock Number 4140-00-640-6810, 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 Timken Aerospace, Inc Dba Torrington Product. Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4140-00-640-6810 |
| Primary Part Number | 200-031 |
| Item Name | Impeller,fan,centrifugal |
| FSC / FSG | 4140 / 41 — No Item Name Available |
| Manufacturer | Timken Aerospace, Inc Dba Torrington Product |
| Status | ACTIVE |
| Attachment Method | SETSCREW |
| Blade Quantity | 24 |
| Diameter | 2.000 INCHES NOMINAL IN |
| Reference Number Differentiating Characteristics | AS DIFFERENTIATED BY BLADE MATERIAL,IMPELLERROTATION DIRECTION,IMPELLER ATTACHMENT METHOD,AND SPECIALFEATURE REQUIREMENTS |
| Material | ALUMINUM BLADE |
| Width | 0.969 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 200-031 | Timken Aerospace, Inc Dba Torrington Product (USA) |
| 20500048-1 | Navcom Defense Electronics, Inc. (USA) |
| 7700721-5 | General Electric Co Electronic Components Division of Electronic Atomic and Defense Systems Group |
| 7700721-5 | General Electric Company (USA) |
| BL1034-5 | Bae Systems Information and Electronic Systems Integration Inc. (USA) |
NSN 4140-00-640-6810 is a Impeller,fan,centrifugal, manufactured by Timken Aerospace, Inc Dba Torrington Product, classified under FSC 4140 (No Item Name Available). Status: active.
NSN 4140-00-640-6810 has 5 cross-referenced part numbers: 200-031 (Timken Aerospace, Inc Dba Torrington Product), 20500048-1 (Navcom Defense Electronics, Inc.), 7700721-5 (General Electric Co Electronic Components Division of Electronic Atomic and Defense Systems Group), 7700721-5 (General Electric Company), BL1034-5 (Bae Systems Information and Electronic Systems Integration Inc.).
There are 9 known substitutes for 4140-00-640-6810: 5910-00-164-7518, 4140-00-481-2665, 5330-00-559-8539 and 6 more. Verify interchangeability with system specifications before substitution.
Key specifications for 200-031: Attachment Method: SETSCREW; Blade Quantity: 24; Special Features: FORWARD CURVE BLADES; Diameter: 2.000 INCHES NOMINAL IN. 7 total characteristics are documented in the Federal Logistics Information System.