011.40.2000

011.40.2000 · Product image

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011.40.2000 · Technical drawing

Brand
QIBR
Rolling element type
Ball
Measurement system
Metric
Outer diameter
2178 mm
Inner diameter
1825 mm
Total width
144 mm
External hole circle diameter
2110 mm
Internal hole circle diameter
1891 mm
Number of holes
48
Diameter of through holes
33 mm
Bolt size
M30 mm
Depth
60 mm
Number of grease holes
8
Outer diameter of inner ring
2001 mm
Inner diameter of outer ring
1998 mm
Width of outer ring
132 mm
Gear type
External gear
Module
16 mm
Number of teeth
139
Tip diameter
2268.8 mm
Distance at top outer ring/inner ring
12 mm
Tooth width
120 mm
Temperature
-20 ℃ to +100 ℃
Bearing type
Four point contact ball slewing ring bearing
Ring material
42CrMo or 50Mn
Sealing material
NBR
Seal type
Closed type

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Description

The four-point contact ball bearing boasts a simple structure that ensures ease of installation and maintenance. Its strong load-bearing capacity makes it ideal for handling heavy loads, while the compact design allows for space-saving integration into various mechanical systems. The bearing is engineered with high precision, ensuring smooth and reliable operation. Its robust construction guarantees strong durability, capable of withstanding demanding conditions. Additionally, the bearing offers a diversified design, providing versatility to meet a wide range of application requirements.

QIBR - 011.40.2000 Slewing Bearing Advantages and Applications

011.40.2000 Slewing Bearing has strong wear resistance, good stability and compact structure. Inner diameter is 1825 mm,Outer diameter is 2178 mm,Total width is 144 mm. It is suitable for park amusement machines, compaction machines, concrete pump trucks, rotary excavators and solar power generation equipment, etc. and is the most widely used bearing in harsh working conditions.

QIBR - 011.40.2000 Slewing Bearing Characteristics

011.40.2000 Slewing Bearing, low cost, easy maintenance, easy installation. 011.40.2000 Slewing Bearing, can bear radial load, axial load and overturning moment at the same time, suitable for mechanical equipment with high stability requirements.

011.40.2000 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 - 011.40.2000 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 - 011.40.2000 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.

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