NU 321 ECML

Design Features of NU 321 ECML Bearing

NU 321 ECML Bearing features a single row of cylindrical rollers that offer high radial load capacity and low friction for efficient performance. NU 321 ECML outer dia is 225 mm. Its bore dia is 105 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 321 ECML 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 321 ECML 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.

Part Number NU 321 ECML
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 105 mm
Bore Dia Tolerance -0.02mm to 0
Outer Dia 225 mm
Outer Dia Tolerance -0.03mm to 0
Width 49 mm
Width Tolerance -0.20mm to 0
Shoulder Dia Of Outer Ring 190 mm
Raceway Diameter Of Inner Ring 133 mm
Chamfer Dimension r1,2(min.) 3 mm
Chamfer Dimension r3,4(min.) 3 mm
Permissible Axial Displacement(max.) 3.4 mm
Ring Material Chrome Steel
Roller Material Chrome Steel
Cage Material Brass cage, inner or outer ring centred
Dynamic Radial Load 112500 lbf
Static Radial Load 112500 lbf
Max Speed (X1000 rpm) 6
Lubrication Grease, Oil
Temperature Range -30° to 110 °C
RoHS Compliant
REACH Compliant
Weight 9.5 kg

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