The Impeller,fan,axial, cataloged under National Stock Number 4140-01-573-8756, 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 Atlas Copco Compressors Llc. 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 | 4140-01-573-8756 |
| Primary Part Number | 1604 5848 00 |
| Item Name | Impeller,fan,axial |
| FSC / FSG | 4140 / 41 — Fans, Air Circulators, and Blower Equipment |
| Manufacturer | Atlas Copco Compressors Llc |
| Status | ACTIVE |
| Mounting Hole Quantity | 4 |
| Style Designator | STRAIGHT TIP |
| Attachment Method | BOLT HOLE |
| Mounting Hole Diameter | 9.0 MILLIMETERS NOMINAL MM |
| Diameter | 390.0 MILLIMETERS NOMINAL MM |
| Blade Shape | STRAIGHT |
| Blade Quantity | 8 |
| Mounting Bolt Circle Diameter | 90.0 MILLIMETERS NOMINAL MM |
| Hub Location | CENTER |
| Material | GLASS FIBER OVERALL |
| Rotation Direction for Which Designed | COUNTERCLOCKWISE |
| 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 |
|---|---|
| 1604 5848 00 PRIMARY | Atlas Copco Compressors Llc (USA) |
NSN 4140-01-573-8756 is a Impeller,fan,axial, manufactured by Atlas Copco Compressors Llc, classified under FSC 4140, Fans, Air Circulators, and Blower Equipment. Status: active.
NSN 4140-01-573-8756 has 1 manufacturer part number on file: 1604 5848 00 (Atlas Copco Compressors Llc).
Key specifications for 1604 5848 00: Mounting Hole Quantity: 4; Style Designator: STRAIGHT TIP; Attachment Method: BOLT HOLE; Mounting Hole Diameter: 9.0 MILLIMETERS NOMINAL MM. 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.