The Fan,centrifugal, cataloged under National Stock Number 4140-00-554-8570, 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 Astro Enterprises Intl. Government technical data includes 28 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through both NSN and commercial part number lookups. 12 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4140-00-554-8570 |
| Primary Part Number | CC1A4W6CCW-NS |
| Item Name | Fan,centrifugal |
| FSC / FSG | 4140 / 41 — Fans, Air Circulators, and Blower Equipment |
| Manufacturer | Astro Enterprises Intl |
| Status | ACTIVE |
| Outlet Location | TOP |
| Mounting Facility Type and Quantity | 4 BOLT |
| Speed Adjustments | SINGLE SPEED |
| Phase | THREE |
| Frequency in Hertz | 60.0 |
| Inclosure Type | FULLY INCLOSED |
| Outlet Inside Height | 11.562 INCHES NOMINAL IN |
| Length | 22.750 INCHES NOMINAL IN |
| Voltage in Volts and Current Type | 440.0 AC |
| Drive Type | DIRECT |
| Prime Mover Power Rating | 1.000 HORSEPOWER |
| Style Designator | FIXED, RECTANGULAR OUTLETS |
| Features Provided | NONSPARKING |
| Ambient Temp at Full Rated Power | 149.0 FAHRENHEIT DEGF |
| Discharge Direction | HORIZONTAL |
| Outlet Inside Width | 5.875 INCHES NOMINAL IN |
| Height | 29.188 INCHES NOMINAL IN |
| Operating Speed at Rated Capacity in RPM | 1750.0 |
| Environmental Protection | SPRAY TIGHT |
| Width | 24.250 INCHES NOMINAL IN |
| Material | ALUMINUM BLADE |
| Material | ALUMINUM HOUSING |
| Prime Mover Type | ELECTRIC MOTOR |
| Rotation Direction for Which Designed | COUNTERCLOCKWISE |
| Prime Mover Drive Shaft Bearing Type | BALL |
| Electrical Connection Type | TERMINAL BLOCK |
| Static Pressure at Specified Air Flow Rate | ERR-060 |
| Air Flow Rate | 1000.0 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 |
|---|---|
| CC1A4W6CCW-NS PRIMARY | Astro Enterprises Intl (USA) |
| Reference | Meaning |
|---|---|
| R1-8171-CC1A4W6 CCWNS-CD-3466 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
| R1-3607/CD-3357 | 5/9 Secondary reference New Philadelphia Fan Co Buffalo Forge Marine Fans |
| 9W28878 | 5/9 Secondary reference New Philadelphia Fan Co Buffalo Forge Marine Fans |
| R1-3607/CD-3357 | 5/1 Secondary reference Fm Af, Llc Dba American Fan Company |
| 9W-74527CD3289 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
| 9W34864 | 5/9 Secondary reference New Philadelphia Fan Co Buffalo Forge Marine Fans |
| R1-3607CD3357 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
| R1-8171-CD-3620 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
| CC1A4W6CCW-NS | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
| 3298489 | 5/1 Secondary reference U.S. Government activity |
| CC1A4W6CCW-NS | 5/9 Secondary reference U.S. Government activity |
| MIL-F-19004 | 4/1 Identification reference U.S. Government activity |
NSN 4140-00-554-8570 is a Fan,centrifugal, manufactured by Astro Enterprises Intl, classified under FSC 4140, Fans, Air Circulators, and Blower Equipment. Status: active.
NSN 4140-00-554-8570 has 1 manufacturer part number on file: CC1A4W6CCW-NS (Astro Enterprises Intl).
Key specifications for CC1A4W6CCW-NS: Outlet Location: TOP; Mounting Facility Type and Quantity: 4 BOLT; Speed Adjustments: SINGLE SPEED; Phase: THREE. 28 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.