The Fan,centrifugal, cataloged under National Stock Number 4140-00-684-4752, 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 Curtiss-Wright Controls Integrated Sensing, Inc.. Government technical data includes 27 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 4140-00-684-4752 |
| Primary Part Number | BC2918B6 |
| Item Name | Fan,centrifugal |
| FSC / FSG | 4140 / 41 — No Item Name Available |
| Manufacturer | Curtiss-Wright Controls Integrated Sensing, Inc. |
| Status | CANCELLED |
| Length | 7.270 INCHES MAXIMUM IN |
| Air Flow Rate | 155.0 CUBIC FEET PER MINUTE MAXIMUM |
| Static Pressure at Specified Air Flow Rate | ERR-060 |
| Prime Mover Power Rating | 0.130 HORSEPOWER |
| Outlet Inside Height | 2.750 INCHES NOMINAL IN |
| Drive Type | DIRECT |
| Height | 8.110 INCHES MAXIMUM IN |
| Voltage in Volts and Current Type | 115.0 AC |
| Rotation Direction for Which Designed | CLOCKWISE |
| Outlet Location | TOP |
| Discharge Direction | HORIZONTAL |
| Inclosure Type | FULLY INCLOSED |
| Prime Mover Type | ELECTRIC MOTOR |
| Surface Treatment | ENAMEL HOUSING |
| Phase | SINGLE |
| Mounting Facility Type and Quantity | 1 FLANGE AND 4 THREADED HOLE(S) |
| Operating Speed at Rated Capacity in RPM | 3200.0 |
| Features Provided | NONSPARKING |
| Outlet Inside Width | 1.406 INCHES NOMINAL IN |
| Prime Mover Drive Shaft Bearing Type | BALL |
| Electrical Connection Type | WIRE LEAD |
| Style Designator | FIXED, INVERTED, RECTANGULAR OUTLET |
| Surface Treatment | ZINC BLADE |
| Material | STEEL OVERALL |
| Stage Quantity | 1 |
| Width | 5.910 INCHES MAXIMUM IN |
| Speed Adjustments | SINGLE SPEED |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| B53A7L18 | Eastern Air Devices Inc Dba Ead Motors (USA) |
| BC2918B6 PRIMARY | Curtiss-Wright Controls Integrated Sensing, Inc. (USA) |
| NBC-L18B-46CW | Aeroflex Laboratories Inc Rotating Components Div (USA) |
| BL-103 | The Technical Material Corporation Dba T M C (USA) |
| 022666 PRIMARY | Rotron Incorporated (USA) |
| A026050 | Rotron Incorporated (USA) |
| DRFPI-KS505CW-329BF | Rotron Incorporated (USA) |
NSN 4140-00-684-4752 is a Fan,centrifugal, manufactured by Curtiss-Wright Controls Integrated Sensing, Inc., classified under FSC 4140 (No Item Name Available). Status: cancelled.
NSN 4140-00-684-4752 has 7 cross-referenced part numbers: B53A7L18 (Eastern Air Devices Inc Dba Ead Motors), BC2918B6 (Curtiss-Wright Controls Integrated Sensing, Inc.), NBC-L18B-46CW (Aeroflex Laboratories Inc Rotating Components Div), BL-103 (The Technical Material Corporation Dba T M C), 022666 (Rotron Incorporated) and 2 more.
There are 2 known substitutes for 4140-00-684-4752: 5320-00-038-3298, 6515-01-417-6140. Verify interchangeability with system specifications before substitution.
Key specifications for BC2918B6: Length: 7.270 INCHES MAXIMUM IN; Air Flow Rate: 155.0 CUBIC FEET PER MINUTE MAXIMUM; Static Pressure at Specified Air Flow Rate: ERR-060; Prime Mover Power Rating: 0.130 HORSEPOWER. 27 total characteristics are documented in the Federal Logistics Information System.
NSN 4140-00-684-4752 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.