The Fan,centrifugal, cataloged under National Stock Number 4140-01-339-9710, is classified within Federal Supply Class 4140 (Fans, Air Circulators, and Blower Equipment) of the Refrigeration, AC, and Air Circulating Equipment group. The manufacturer of record is The New York Blower Company. Government technical data includes 16 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4140-01-339-9710 |
| Primary Part Number | E-4311 |
| Item Name | Fan,centrifugal |
| FSC / FSG | 4140 / 41 — Fans, Air Circulators, and Blower Equipment |
| Manufacturer | The New York Blower Company |
| Status | ACTIVE |
| Phase | THREE |
| Frequency in Hertz | 60.0 |
| Inclosure Type | FULLY INCLOSED |
| Length | 22.250 INCHES NOMINAL IN |
| Voltage in Volts and Current Type | 230.0 AC OR 460.0 AC |
| Drive Type | BELT |
| Prime Mover Power Rating | 2.000 HORSEPOWER |
| Outlet Inside Diameter | 8.250 INCHES NOMINAL IN |
| Style Designator | PORTABLE |
| Height | 26.000 INCHES NOMINAL IN |
| Operating Speed at Rated Capacity in RPM | 1800.0 |
| Width | 9.500 INCHES NOMINAL IN |
| Prime Mover Type | ELECTRIC MOTOR |
| Rotation Direction for Which Designed | COUNTERCLOCKWISE |
| Static Pressure at Specified Air Flow Rate | ERR-060 |
| Air Flow Rate | 400.0 CUBIC FEET PER MINUTE NOMINAL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
NSN 4140-01-339-9710 is a Fan,centrifugal, manufactured by The New York Blower Company, classified under FSC 4140, Fans, Air Circulators, and Blower Equipment. Status: active.
NSN 4140-01-339-9710 has 2 manufacturer part numbers on file: SZ144DBLS (The New York Blower Company), E-4311 (The New York Blower Company).
Key specifications for E-4311: Phase: THREE; Frequency in Hertz: 60.0; Inclosure Type: FULLY INCLOSED; Length: 22.250 INCHES NOMINAL IN. 16 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.