RKS.22 0641

RKS.22 0641 · Product image

Image may differ from product. See technical specifications for details.

RKS.22 0641 · Technical drawing

Brand
QIBR
Alternative brand
SKF
Rolling element type
Ball
Measurement system
Metric
Weight
48 kg
Outer diameter
684 mm
Inner diameter
546 mm
Total width
56 mm
External hole circle diameter
720 mm
Internal hole circle diameter
605 mm
Raceway diameter
641 mm
Number of mounting holes of the inner ring
18
Number of mounting holes of the outer ring
12
Hole diameter at outer ring
18 mm
Hole diameter at inner ring
M12 mm
Outer diameter of inner ring
639.5 mm
Inner diameter of outer ring
642.5 mm
Width of outer ring
46 mm
Width of inner ring
46 mm
Flange diameter
748 mm
Gear type
Internal gear
Module
6 mm
Number of teeth
93
Gear P.C.D
558 mm
Normal permissible tooth forces
16 kN
Max. permissible tooth forces
65 kN
Basic static load rating
440 kN
Basic dynamic load rating
200 kN
Temperature
-20 ℃ to +100 ℃
Bearing type
Four-point contact slewing bearing with flange
Ring material
42CrMo or 50Mn
Sealing material
NBR
Seal type
Closed type
Ball material
AISI 52100

Inquiry for RKS.22 0641

Tell us your operating requirements and required quantity.

Description

The four-point contact ball slewing bearing with a threaded hole in the inner ring for mounting, and a flange structure on the outer ring, is designed to provide robust support and precise alignment in various mechanical applications. The threaded mounting hole in the inner ring simplifies installation by allowing direct attachment to machinery or structural components using bolts. Meanwhile, the outer ring's flange structure enhances stability and rigidity, ensuring the bearing can withstand axial, radial, and moment loads effectively. This configuration is particularly advantageous in equipment such as cranes, excavators, and turntables where reliable rotation and load-bearing capacity are crucial. It facilitates efficient operation and maintenance, making it a preferred choice for applications requiring durable and precise rotational movement under demanding conditions.

QIBR - RKS.22 0641 Slewing Bearing Advantages and Applications

RKS.22 0641 Slewing Bearing has strong load-bearing capacity and high flexibility. Inner diameter is 546 mm,Outer diameter is 684 mm,Weight is 48 kg. It is suitable for astronomical observation instruments, cranes, hoists, radar systems, and ship steering gears, etc. It is the most widely used bearing in working conditions that require high flexibility.

QIBR - RKS.22 0641 Slewing Bearing Characteristics

RKS.22 0641 Slewing Bearing, small wear, high cost performance, easy installation. RKS.22 0641 Slewing Bearing, can bear radial load, axial load and overturning moment at the same time, suitable for mechanical equipment with high load-bearing capacity requirements.

RKS.22 0641 Slewing Bearing Features and Advantages

Compact design: Compact structure, it can be installed in space-constrained environments, and has a wider range of applications.

High load capacity: It can withstand axial, radial and overturning moments at the same time, suitable for heavy-duty applications.

Superior precision: Maintain high precision during use and reduce errors in equipment operation.

High temperature and wear resistance: Made of high-temperature bearing steel, with good wear resistance and strength.

Application: Widely used in lifting machinery, engineering machinery, transportation machinery, mining machinery, metallurgical machinery, medical equipment, ships, warships, radar, wind power generation and other fields.

QIBR - RKS.22 0641 Slewing Bearing Optimization

Grease replacement: Replace grease with other greases such as SFK, Mobil, Krupp, etc. to optimize the working performance and use conditions of the bearing.

Coating optimization: Provide other coatings such as zinc plating or nickel plating to enhance corrosion resistance and wear resistance and extend its service life in harsh environments.

Process optimization: Optimize the bearing production process, increase the bearing operating temperature range, and improve the bearing accuracy and stability.

More customization: QIBR can optimize the bearing structure design according to customers’ drawings or equipment requirements to meet equipment needs.

QIBR - RKS.22 0641 Slewing support bearing quality control

Dimension measurement: Use a variety of professional high-precision instruments to measure multiple dimensions of the bearing, with the highest accuracy up to 0.01mm.

Rotation accuracy: Use a dial indicator to measure small flaws or deviations on the bearing surface, with a measurement accuracy of up to 0.01mm.

Hardness measurement: Use a Leeb hardness tester to measure the bearing surface hardness, with a measurement accuracy of ±6HLD.

Metallographic analysis: Use a professional metallographic microscope to analyze the internal metallographic structure of the metal.

Geometric tolerance: Use a roundness meter to measure the bearing geometry and relative position.

Noise monitoring: Use a vibration meter to monitor the vibration during operation and obtain noise data.

More from the RKS.22 Series

View all
  • RKS.22 0411

    Inner diameter: 325 mm · Outer diameter: 454 mm · Total width: 56 mm

  • RKS.22 0541

    Inner diameter: 445 mm · Outer diameter: 584 mm · Total width: 56 mm

  • RKS.22 0741

    Inner diameter: 649 mm · Outer diameter: 784 mm · Total width: 56 mm

  • RKS.22 0841

    Inner diameter: 736 mm · Outer diameter: 884 mm · Total width: 56 mm