The Fan,circulating, cataloged under National Stock Number 4140-01-602-7532, 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 Airmaster Fan Company Dba Autumaire Fan. Government technical data includes 12 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4140-01-602-7532 |
| Primary Part Number | EMB48B |
| Item Name | Fan,circulating |
| FSC / FSG | 4140 / 41 — Fans, Air Circulators, and Blower Equipment |
| Manufacturer | Airmaster Fan Company Dba Autumaire Fan |
| Status | ACTIVE |
| Phase | SINGLE |
| Inclosure Type | FULLY INCLOSED |
| Flow Direction | OUTWARD |
| Drive Type | BELT |
| Prime Mover Power Rating | 1.0 HORSEPOWER |
| Style Designator | PORTABLE |
| Diameter | 48.0 INCHES NOMINAL IN |
| Operating Speed at Rated Capacity in RPM | 385.0 |
| Environmental Protection | DRIPPROOF |
| Material | STEEL BLADE |
| Rotation Direction for Which Designed | CLOCKWISE |
| Air Flow Rate | 17173.0 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 |
| Part Number | Manufacturer |
|---|---|
| EMB48B PRIMARY | Airmaster Fan Company Dba Autumaire Fan (USA) |
NSN 4140-01-602-7532 is a Fan,circulating, manufactured by Airmaster Fan Company Dba Autumaire Fan, classified under FSC 4140, Fans, Air Circulators, and Blower Equipment. Status: active.
NSN 4140-01-602-7532 has 1 manufacturer part number on file: EMB48B (Airmaster Fan Company Dba Autumaire Fan).
Key specifications for EMB48B: Phase: SINGLE; Inclosure Type: FULLY INCLOSED; Flow Direction: OUTWARD; Drive Type: BELT. 12 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.