VLA 20 0414 N
- Brand
- QIBR
- Alternative brand
- INA
- Rolling element type
- Ball
- Measurement system
- Metric
- Weight
- 29.5 kg
- Outer diameter
- 503.3 mm
- Inner diameter
- 304 mm
- Total width
- 56 mm
- External hole circle diameter
- 455 mm
- Internal hole circle diameter
- 332 mm
- Number of mounting holes of the inner ring
- 12
- Number of mounting holes of the outer ring
- 10
- Hole diameter at outer ring
- M12 mm
- Hole diameter at inner ring
- 18 mm
- Inner diameter of outer ring
- 415.5 mm
- Outer diameter of inner ring
- 412.5 mm
- Width of outer ring
- 44.5 mm
- Width of inner ring
- 47.5 mm
- Gear type
- External gear
- Module
- 5 mm
- Number of teeth
- 99
- Gear P.C.D
- 495 mm
- Normal permissible tooth forces
- 15.9 kN
- Max. permissible tooth forces
- 23.6 kN
- Basic static load rating (axial)
- 295 kN
- Basic dynamic load rating (axial)
- 169 kN
- Basic static load rating (radial)
- 110 kN
- Basic dynamic load rating (radial)
- 111 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
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Description
The light series 20 four-point contact ball slewing bearing with external gear teeth features selectable internal clearance and is sealed for enhanced protection. It includes a lubrication nipple positioned on the circumference of the ring without teeth, allowing convenient maintenance and ensuring optimal lubrication for prolonged operational reliability. This configuration is well-suited for applications where space and weight considerations are critical, offering a balance between load capacity and efficiency. Its design facilitates ease of installation and maintenance, making it suitable for various industrial and mechanical applications requiring precision and durability.
QIBR - VLA 20 0414 N Slewing Bearing Advantages and Applications
VLA 20 0414 N Slewing Bearing, compact structure, strong load-bearing capacity, Inner diameter is 304 mm,Outer diameter is 503.3 mm,Weight is 29.5 kg, suitable for CNC machine tools, rotating towers, tamping machines and oxygen blowing devices, etc., is the most widely used bearing in working conditions requiring high load.
QIBR - VLA 20 0414 N Slewing Bearing Characteristics
VLA 20 0414 N Slewing Bearing, low manufacturing cost and long service life. VLA 20 0414 N Slewing Bearing, can bear radial load, axial load and overturning moment at the same time, suitable for mechanical equipment with limited space.
VLA 20 0414 N 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 - VLA 20 0414 N 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 - VLA 20 0414 N 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.
Features & benefits
Light series 20, externall gear teeth, selectable internal clearance, sealed, lubrication nipple on circumference of ring without teeth.
The outer ring has excellent mechanical performance, with high strength and toughness. After quenching and tempering (Q+T), it exhibits fatigue resistance, impact resistance, and excellent low-temperature impact toughness.
Downloads
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Bearing condition questionnaire
Bearing Condition Questionnaire
Agency document
Agent Application Form
Product brochure
Slewing & Cross Roller Bearing Catalog
Product brochure
Bearing Unit Catalog
Showing 4 of 7
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