The Fan,circulating, cataloged under National Stock Number 4140-01-071-2977, is classified within Federal Supply Class 4140 (No Item Name Available) of the Refrigeration, AC, and Air Circulating Equipment group. The primary manufacturer of record is Rotron Incorporated. Government technical data includes 23 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4140-01-071-2977 |
| Primary Part Number | 021449000 |
| Item Name | Fan,circulating |
| FSC / FSG | 4140 / 41 — No Item Name Available |
| Manufacturer | Rotron Incorporated |
| Status | ACTIVE |
| Flow Direction | OUTWARD |
| Air Flow Rate | 200.0 CUBIC FEET PER MINUTE NOMINAL |
| Frequency in Hertz | 400.0 |
| Phase | THREE |
| Mounting Facility Type and Quantity | 1 FLANGE AND 6 UNTHREADED HOLE(S) |
| Length | 4.875 INCHES NOMINAL IN |
| Surface Treatment | ANODIZE BLADE |
| Operating Speed at Rated Capacity in RPM | 3950.0 |
| Rotation Direction for Which Designed | CLOCKWISE |
| Prime Mover Power Rating | 0.080 HORSEPOWER |
| Style Designator | FIXED |
| Static Pressure at Specified Air Flow Rate | ERR-060 |
| Electrical Connection Type | WIRE LEAD |
| Material | ALUMINUM BLADE |
| Prime Mover Type | ELECTRIC MOTOR |
| Voltage in Volts and Current Type | 200.0 AC |
| Drive Type | DIRECT |
| Quantity | 1 |
| Inclosure Type | FULLY INCLOSED |
| Ambient Temp at Full Rated Power | -57.0 CELSIUS AND 71.0 CELSIUS DEGC |
| Speed Adjustments | SINGLE SPEED |
| Prime Mover Drive Shaft Bearing Type | BALL |
| Housing Inside Diameter | 6.500 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| MF-PS5501-R-272WF | Rotron Incorporated (USA) |
| 021449000 PRIMARY | Rotron Incorporated (USA) |
| 021449 | Rotron Incorporated (USA) |
| A7U6F-1 | Ashland Electric Products Inc (USA) |
| MF-PS5501-R-272W | Pegasus Savunma Sanayi Ve Ticaret Anonim Sirketi (TUR) |
| 729408-1 | Raytheon Company Div Rmd Strategic (USA) |
NSN 4140-01-071-2977 is a Fan,circulating, manufactured by Rotron Incorporated, classified under FSC 4140 (No Item Name Available). Status: active.
NSN 4140-01-071-2977 has 6 cross-referenced part numbers: MF-PS5501-R-272WF (Rotron Incorporated), 021449000 (Rotron Incorporated), 021449 (Rotron Incorporated), A7U6F-1 (Ashland Electric Products Inc), MF-PS5501-R-272W (Pegasus Savunma Sanayi Ve Ticaret Anonim Sirketi) and 1 more.
There is 1 known substitute for 4140-01-071-2977: 6640-01-499-1632. Verify interchangeability with system specifications before substitution.
Key specifications for 021449000: Flow Direction: OUTWARD; Air Flow Rate: 200.0 CUBIC FEET PER MINUTE NOMINAL; Frequency in Hertz: 400.0; Phase: THREE. 23 total characteristics are documented in the Federal Logistics Information System.