The Fan,circulating, cataloged under National Stock Number 4140-01-545-5146, 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 Delta Electronics Inc Dba Delta Electronics Inc. Government technical data includes 11 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 | 4140-01-545-5146 |
| Primary Part Number | AFB1212VHE |
| Item Name | Fan,circulating |
| FSC / FSG | 4140 / 41 — Fans, Air Circulators, and Blower Equipment |
| Manufacturer | Delta Electronics Inc Dba Delta Electronics Inc |
| Status | ACTIVE |
| Mounting Facility Type and Quantity | 4 FLANGE |
| Length | 4.724 INCHES NOMINAL IN |
| Flow Direction | REVERSIBLE |
| Housing Inside Diameter | 5.197 INCHES NOMINAL IN |
| Drive Type | DIRECT |
| Style Designator | FIXED |
| Height | 4.724 INCHES NOMINAL IN |
| Width | 1.000 INCHES NOMINAL IN |
| Material | PLASTIC OVERALL |
| Rotation Direction for Which Designed | CLOCKWISE OR COUNTERCLOCKWISE |
| Air Flow Rate | 62.9 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 |
|---|---|
| AFB1212VHE PRIMARY | Delta Electronics Inc Dba Delta Electronics Inc (USA) |
NSN 4140-01-545-5146 is a Fan,circulating, manufactured by Delta Electronics Inc Dba Delta Electronics Inc, classified under FSC 4140, Fans, Air Circulators, and Blower Equipment. Status: active.
NSN 4140-01-545-5146 has 1 manufacturer part number on file: AFB1212VHE (Delta Electronics Inc Dba Delta Electronics Inc).
Key specifications for AFB1212VHE: Mounting Facility Type and Quantity: 4 FLANGE; Length: 4.724 INCHES NOMINAL IN; Flow Direction: REVERSIBLE; Housing Inside Diameter: 5.197 INCHES NOMINAL IN. 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.