Part Number | NUP 3984 ECMA |
Brand: BearingMaker | Interchangeable With: SKF |
System of Measurement | Metric |
Roller Bearing Type | Cylindrical |
For Load Direction | Combined |
Construction | Single Row |
Inner Ring Type | With Inner Ring |
Seal Type | Open |
Bore Dia | 420 mm |
Bore Dia Tolerance | -0.045mm to 0 |
Outer Dia | 560 mm |
Outer Dia Tolerance | -0.05mm to 0 |
Width | 106 mm |
Width Tolerance | -0.45mm to 0 |
Shoulder Dia Of Inner Ring | 468 mm |
Shoulder Dia Of Outer Ring | 518 mm |
Raceway Diameter Of Inner Ring | 455 mm |
Chamfer Dimension r1,2(min.) | 4 mm |
Ring Material | Chrome Steel |
Roller Material | Chrome Steel |
Cage Material | PA66 cage, roller centred |
Dynamic Radial Load | 378000 lbf |
Static Radial Load | 821250 lbf |
Max Speed (X1000 rpm) | 2 |
Lubrication | Grease, Oil |
Temperature Range | -30° to 110 °C |
RoHS | Compliant |
REACH | Compliant |
Weight | 79.7 kg |

NUP 3984 ECMA
Design Features of NUP 3984 ECMA Bearing
NUP 3984 ECMA Bearing features a single row of cylindrical rollers that offer high radial load capacity and low friction for efficient performance. NUP 3984 ECMA outer dia is 560 mm. Its bore dia is 420 mm. The inclusion of an inner ring ensures precise alignment, providing stability and smooth rotation under varying load conditions, making it suitable for applications requiring robust and reliable support.
What Benefits Can NUP 3984 ECMA Bearing Provide?
- High Load Capacity: The design supports high radial loads, making it ideal for heavy-duty applications.
- Low Friction: Reduced friction enhances efficiency and extends the lifespan of the bearing.
- Compact Design: The single row configuration allows for a more compact bearing, saving space in machinery.
- Improved Stability: The inner ring ensures precise alignment, providing smooth and stable operation.
- Durability: The bearing is built for long-lasting performance under demanding conditions.
- Versatility: Suitable for a wide range of applications, from industrial machinery to automotive systems.
What Can NUP 3984 ECMA Bearing Be Used for?
- Industrial Machinery: Used in heavy-duty machines like pumps, compressors, and gearboxes to handle high radial loads.
- Automotive Industry: Found in engines, transmissions, and wheel hubs, providing reliable support under varying load conditions.
- Single Row Equipment: Used in machinery such as cranes and excavators, which require bearings that can handle high loads and rough conditions.
- Mining Equipment: Essential for equipment like conveyors and crushers, where high load-bearing capacity is needed.
- Electric Motors: Provides stable support for the rotor, reducing friction and improving efficiency.
- Agricultural Equipment: Used in machines like tractors and harvesters to ensure smooth operation under tough conditions.