Part Number | 313221 |
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 | 240 mm |
Bore Dia Tolerance | -0.03mm to 0 |
Outer Dia | 440 mm |
Outer Dia Tolerance | -0.045mm to 0 |
Width | 120 mm |
Width Tolerance | -0.25mm to 0 |
Shoulder Dia Of Outer Ring | 366 mm |
Chamfer Dimension Of Foose Flange Ring | 292 mm |
Chamfer Dimension r1,2(min.) | 4 mm |
Permissible Axial Displacement(max.) | 11.3 mm |
Ring Material | Chrome Steel |
Roller Material | Chrome Steel |
Cage Material | Brass cage, roller centred |
Dynamic Radial Load | 353250 lbf |
Static Radial Load | 562500 lbf |
Max Speed (X1000 rpm) | 2 |
Lubrication | Grease, Oil |
Temperature Range | -30° to 110 °C |
RoHS | Compliant |
REACH | Compliant |
Weight | 82.2 kg |

313221
Design Features of 313221 Bearing
313221 Bearing features a single row of cylindrical rollers that offer high radial load capacity and low friction for efficient performance. 313221 outer dia is 440 mm. Its bore dia is 240 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 313221 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 313221 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.