XSI 14 0644 N
- Brand
- QIBR
- Alternative brand
- INA
- Rolling element type
- Roller
- Measurement system
- Metric
- Weight
- 50 kg
- Outer diameter
- 714 mm
- Inner diameter
- 546 mm
- Total width
- 56 mm
- External hole circle diameter
- 690 mm
- Internal hole circle diameter
- 605 mm
- Number of mounting holes of the inner ring
- 36
- Number of mounting holes of the outer ring
- 36
- Hole diameter at inner ring
- M12 mm
- Hole diameter at outer ring
- 14 mm
- Outer diameter of inner ring
- 641 mm
- Inner diameter of outer ring
- 645 mm
- Width of outer ring
- 44.5 mm
- Width of inner ring
- 44.5 mm
- Gear P.C.D
- 558 mm
- Module
- 6 mm
- Number of teeth
- 93
- Gear type
- Internal gear
- Tooth width
- 44.5 mm
- Max. radial load (fixing screws)
- 148.7 kN
- Normal permissible tooth forces
- 23.7 kN
- Max. permissible tooth forces
- 35 kN
- Basic static load rating (axial)
- 800 kN
- Basic dynamic load rating (axial)
- 290 kN
- Basic static load rating (radial)
- 395 kN
- Basic dynamic load rating (radial)
- 185 kN
- Temperature
- -30 ℃ to +80 ℃
- Bearing type
- Cross roller slewing ring bearing
- Ring material
- 42CrMo or 50Mn
- Sealing material
- NBR
- Seal type
- Closed type
Tell us your operating requirements and required quantity.
Description
The standard series 14 slewing bearing with internal teeth is seated and preloaded, featuring a lubrication nipple on the circumference of the untoothed ring. This configuration is engineered for applications demanding precise rotational control and durability under heavy loads. The preloaded design minimizes clearance, enhancing rigidity and stability for accurate positioning and load distribution. The lubrication nipple facilitates easy access for maintenance, ensuring consistent lubrication to prolong operational life. Ideal for industrial machinery such as cranes, excavators, and wind turbines, this bearing type excels in environments requiring reliable performance and minimal downtime.
QIBR - XSI 14 0644 N Slewing Bearing Advantages and Applications
XSI 14 0644 N Slewing Bearing, with low friction coefficient, high speed and good stability, Inner diameter is 546 mm,Outer diameter is 714 mm,Weight is 50 kg. It is suitable for CNC rotary tables, precision test turntables, filling machines, construction machinery and missile launchers, etc. It is the most widely used bearing in working conditions that require large loads.
QIBR - XSI 14 0644 N Slewing Bearing Characteristics
XSI 14 0644 N Slewing Bearing, strong anti-deformation ability, flexible structural design, low grease consumption. XSI 14 0644 N Slewing Bearing, can bear radial load, axial load and overturning moment at the same time, suitable for mechanical equipment requiring high stability.
XSI 14 0644 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 - XSI 14 0644 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 - XSI 14 0644 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
Standard series 14. Internal teeth, seated,preloaded. lubrication nipple on circumference of untoothed ring.
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
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