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SX Crossed Roller Bearings SX011868
SX Crossed Roller Bearings SX011868

SX Crossed Roller Bearings SX011868

The SX011868 is a crossed roller bearing with a 340mm bore and 420mm outer diameter, designed for high-precision applications. Its robust construction handles radial loads up to 187 kN and operates smoothly between -30°C and 80°C.

The bearing features tight tolerances, with running accuracy of 0.025mm radially and 0.01mm axially, ensuring reliable performance. Its ABEC5 rating (also available in ABEC7/9) makes it suitable for precision machinery.

The crossed roller design provides excellent stability and load distribution. Weighing 12.92kg, it’s ideal for industrial equipment like rotary tables or robotic arms where precision movement is crucial.

Compliant with RoHS and REACH standards, this bearing offers a durable solution for demanding environments. Its hole-free design simplifies installation in various configurations.

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Product Parameters

  • Part Number SX011868
  • Brand TFL
  • Size 340 mm x 420 mm x 38 mm
  • System of Measurement Metric
  • Roller Bearing Type Crossed
  • Bore Dia 340 mm
  • Bore Dia Upper Tolerance 0.007 mm
  • Bore Dia Lower Tolerance -0.029 mm
  • Outer Dia 420 mm
  • Outer Dia Lower Tolerance -0.04 mm
  • Width 38 mm
  • Width Upper Tolerance 0.14 mm
  • Width Lower Tolerance -0.14 mm
  • Height (H) 38 mm
  • Internal Diameter On Outer Ring 380.8 mm
  • Diameter Of Bearing Raceway 380 mm
  • External Diameter On Inner Ring 379.2 mm
  • Height Of Individual Ring(h) 38 mm
  • Height Of Individual Ring Lower Tolerance -0.05 mm
  • Rmin 2.1 mm
  • S 2.5 mm
  • Running Accuracy Radial 0.025 mm
  • Running Accuracy Axial 0.01 mm
  • Holes Without Holes
  • Basic Load Rating C 187 kN
  • Basic Load Rating Co 550 kN
  • Operating Temperature Min.(Tmin) -30 °C
  • Operating Temperature Max.(Tmax) 80 °C
  • ABEC Rating ABEC5(Available in ABEC7/9)
  • Dynamic Radial Load 59625 lbf
  • Static Radial Load 25425 lbf
  • RoHS Compliant
  • REACH Compliant
  • Weight 12.92 Kg

Features

How Does SX011868 Bearing Handle Heavy Loads?

SX011868 Bearing features a crossed roller design, providing high rigidity and precise rotation under heavy loads.
Its basic load rating of 187 kN ensures reliable performance in demanding industrial applications.
The bearing’s ABEC5 rating guarantees tight tolerances, making it suitable for precision machinery.
With a static radial load capacity of 25425 lbf, it delivers consistent performance over time.

What Ensures Smooth Operation in SX011868 Bearing?

SX011868 Bearing’s crossed roller arrangement minimises friction, ensuring smooth and accurate movement.
The precise running accuracy of 0.025 mm radial and 0.01 mm axial enhances operational stability.
Its chrome steel construction withstands high loads while maintaining low noise levels.
The bearing operates efficiently within a temperature range of -30°C to 80°C.

Why Choose SX011868 Bearing for Precision Tasks?

SX011868 Bearing offers exceptional running accuracy, making it ideal for high-precision applications.
The crossed roller design provides uniform load distribution, reducing wear and extending service life.
With a dynamic radial load capacity of 59625 lbf, it handles heavy-duty tasks with ease.
Its metric dimensions and tight tolerances ensure compatibility with various industrial equipment.

Engineered for Precision: SX011868 Bearing

SX011868 Bearing is designed for applications requiring high rotational accuracy and rigidity.
The bearing’s crossed roller configuration allows for compact installation while handling combined loads.
Its robust construction supports a wide temperature range, ensuring reliability in diverse environments.
The ABEC5 rating confirms its suitability for precision engineering tasks.

Built for Reliability: SX011868 Bearing

SX011868 Bearing’s durable construction ensures long-term performance in industrial settings.
The bearing’s high load capacity and precise tolerances make it a dependable choice.
Its crossed roller design provides stability and reduces vibration during operation.
With RoHS and REACH compliance, it meets stringent environmental and safety standards.

Application

Key Fields for SX011868 Bearing
SX011868 Bearing is commonly used in industrial automation, particularly in robotic arms and precision turntables where high radial and axial rigidity are needed. Its crossed roller design ensures smooth rotation with minimal friction.

In medical imaging devices like CT scanners, SX011868 Bearing provides the accuracy required for stable, high-resolution imaging. The ABEC5 rating makes it suitable for applications demanding tight tolerances.

For aerospace applications, SX011868 Bearing handles the precise movements needed in satellite positioning systems. Its robust construction and temperature resistance make it reliable in challenging environments.

Where Is SX011868 Bearing Used?
You’ll often find SX011868 Bearing in CNC machine tools, where its high load capacity and running accuracy improve machining precision. The metric dimensions ensure compatibility with European and Asian equipment standards.

In packaging machinery, SX011868 Bearing supports high-speed conveyor systems, reducing downtime with its durable design. The stainless steel components also resist wear in demanding production environments.

Built for Heavy-Duty Use: SX011868 Bearing
SX011868 Bearing excels in construction equipment like crane slewing rings, where its static load capacity ensures safety under heavy loads. The wide temperature range allows operation in varying weather conditions.

For wind turbine yaw systems, SX011868 Bearing provides the reliability needed for continuous operation. Its corrosion-resistant materials extend service life in outdoor installations.

Automotive vs Aerospace: Applications of SX011868 Bearing
In automotive testing rigs, SX011868 Bearing ensures precise alignment during durability tests. Its dynamic load rating handles the repetitive stresses of simulated driving conditions.

For aerospace landing gear mechanisms, SX011868 Bearing offers the precision required for smooth retraction and deployment. The lightweight design helps maintain fuel efficiency without compromising strength.

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