The Fan,centrifugal, cataloged under National Stock Number 4140-01-299-7702, is classified within Federal Supply Class 4140 (Fans, Air Circulators, and Blower Equipment) of the Refrigeration, AC, and Air Circulating Equipment group. Government technical data includes 11 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4140-01-299-7702 |
| Item Name | Fan,centrifugal |
| FSC / FSG | 4140 / 41 — Fans, Air Circulators, and Blower Equipment |
| Status | ACTIVE |
| Speed Adjustments | SINGLE SPEED |
| Outlet Inside Height | 5.000 INCHES NOMINAL IN |
| Drive Type | DIRECT |
| Prime Mover Power Rating | 0.500 HORSEPOWER |
| Style Designator | FIXED, RECTANGULAR OUTLETS |
| Height | 17.625 INCHES NOMINAL IN |
| Operating Speed at Rated Capacity in RPM | 1750.0 |
| Width | 23.875 INCHES NOMINAL IN |
| Material | ALUMINUM ALLOY BLADE |
| Material | STEEL HOUSING |
| Prime Mover Type | ELECTRIC MOTOR |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 07-12-IF3 | 3/2 Design control — primary reference U.S. Government activity |
NSN 4140-01-299-7702 is a Fan,centrifugal, classified under FSC 4140, Fans, Air Circulators, and Blower Equipment. Status: active.
Key specifications for 4140-01-299-7702: Speed Adjustments: SINGLE SPEED; Outlet Inside Height: 5.000 INCHES NOMINAL IN; Drive Type: DIRECT; Prime Mover Power Rating: 0.500 HORSEPOWER. 11 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.