The Fan,centrifugal, cataloged under National Stock Number 4140-00-396-0307, 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 Globe Motors, Inc. Dba Allient Dayton. Government technical data includes 23 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4140-00-396-0307 |
| Primary Part Number | B9A599 |
| Item Name | Fan,centrifugal |
| FSC / FSG | 4140 / 41 — Fans, Air Circulators, and Blower Equipment |
| Manufacturer | Globe Motors, Inc. Dba Allient Dayton |
| Status | ACTIVE |
| Outlet Location | TOP |
| Mounting Facility Type and Quantity | 4 UNTHREADED HOLE(S) |
| Speed Adjustments | SINGLE SPEED |
| Inclosure Type | FULLY INCLOSED |
| Outlet Inside Height | 1.000 INCHES NOMINAL IN |
| Length | 2.500 INCHES NOMINAL IN |
| Voltage in Volts and Current Type | 27.0 DC |
| Drive Type | DIRECT |
| Prime Mover Power Rating | 0.012 HORSEPOWER |
| Style Designator | FIXED, RECTANGULAR OUTLETS |
| Discharge Direction | HORIZONTAL |
| Outlet Inside Width | 0.703 INCHES NOMINAL IN |
| Height | 2.375 INCHES NOMINAL IN |
| Stage Quantity | 1 |
| Operating Speed at Rated Capacity in RPM | 8000.0 |
| Surface Treatment | ANODIZE OVERALL |
| Width | 4.250 INCHES NOMINAL IN |
| Material | ALUMINUM OVERALL |
| Prime Mover Type | ELECTRIC MOTOR |
| Rotation Direction for Which Designed | CLOCKWISE |
| Electrical Connection Type | CONNECTOR |
| Static Pressure at Specified Air Flow Rate | ERR-060 |
| Air Flow Rate | 9.8 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 |
| Part Number | Manufacturer |
|---|---|
| B9A599 PRIMARY | Globe Motors, Inc. Dba Allient Dayton (USA) |
| Reference | Meaning |
|---|---|
| 644374 | 5/2 Secondary reference U.S. Government activity |
NSN 4140-00-396-0307 is a Fan,centrifugal, manufactured by Globe Motors, Inc. Dba Allient Dayton, classified under FSC 4140, Fans, Air Circulators, and Blower Equipment. Status: active.
NSN 4140-00-396-0307 has 1 manufacturer part number on file: B9A599 (Globe Motors, Inc. Dba Allient Dayton).
Key specifications for B9A599: Outlet Location: TOP; Mounting Facility Type and Quantity: 4 UNTHREADED HOLE(S); Speed Adjustments: SINGLE SPEED; Inclosure Type: FULLY INCLOSED. 23 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.