The Impeller,fan,centrifugal, cataloged under National Stock Number 4140-00-580-7630, 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 Goodrich Corporation Dba Trw Lucas Aerospace. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4140-00-580-7630 |
| Primary Part Number | 97491 |
| Item Name | Impeller,fan,centrifugal |
| FSC / FSG | 4140 / 41 — No Item Name Available |
| Manufacturer | Goodrich Corporation Dba Trw Lucas Aerospace |
| Status | ACTIVE |
| Diameter | 5.000 INCHES NOMINAL IN |
| Blade Quantity | 12 |
| Rotation Direction for Which Designed | CLOCKWISE OR COUNTERCLOCKWISE |
| Attachment Method | SETSCREW |
| Style Designator | STRAIGHT RADIAL W/ BACK PLATE |
| Width | 1.750 INCHES NOMINAL IN |
| Material | ALUMINUM OVERALL |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 4140-00-580-7630 is a Impeller,fan,centrifugal, manufactured by Goodrich Corporation Dba Trw Lucas Aerospace, classified under FSC 4140 (No Item Name Available). Status: active.
NSN 4140-00-580-7630 has 3 cross-referenced part numbers: 97491 (Goodrich Corporation Dba Trw Lucas Aerospace), 8527110 (Us Army Aviation and Missile Command), 97491 (Emerson Electric Co U S Electrical Motors Div).
There are 3 known substitutes for 4140-00-580-7630: 5935-00-129-3116, 5306-00-167-4129, 5905-01-086-6018. Verify interchangeability with system specifications before substitution.
Key specifications for 97491: Diameter: 5.000 INCHES NOMINAL IN; Blade Quantity: 12; Special Features: CLOCKWISE/COUNTER CLOCKWISE IMPELLER ROTATION; Rotation Direction for Which Designed: CLOCKWISE OR COUNTERCLOCKWISE. 8 total characteristics are documented in the Federal Logistics Information System.