Part Number | NU 20/850 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 | 850 mm |
Bore Dia Tolerance | -0.10mm to 0 |
Outer Dia | 1220 mm |
Outer Dia Tolerance | -0.125mm to 0 |
Width | 212 mm |
Width Tolerance | -1.00mm to 0 |
Shoulder Dia Of Outer Ring | 1110 mm |
Raceway Diameter Of Inner Ring | 942 mm |
Chamfer Dimension r1,2(min.) | 7.5 mm |
Permissible Axial Displacement(max.) | 2 mm |
Ring Material | Chrome Steel |
Roller Material | Chrome Steel |
Cage Material | Brass cage, outer ring centred |
Dynamic Radial Load | 1894500 lbf |
Static Radial Load | 4185000 lbf |
Max Speed (X1000 rpm) | 1 |
Lubrication | Grease, Oil |
Temperature Range | -30° to 110 °C |
RoHS | Compliant |
REACH | Compliant |
Weight | 880 kg |

NU 20/850 ECMA
Design Features of NU 20/850 ECMA Bearing
NU 20/850 ECMA Bearing features a single row of cylindrical rollers that offer high radial load capacity and low friction for efficient performance. NU 20/850 ECMA outer dia is 1220 mm. Its bore dia is 850 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 NU 20/850 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 NU 20/850 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.