The YRT 150 High Precision Rotary table bearing represents advanced engineering in axial-radial bearing technology, specifically designed for applications demanding exceptional tilting rigidity and precise positioning capabilities. This integrated bearing solution combines thrust and radial bearing functions into a single, compact unit with an inner diameter of 150mm. The product eliminates the complexity of traditional multi-bearing assemblies while delivering superior load capacity and positioning accuracy. Engineers choose this bearing when their applications require simultaneous handling of radial loads, axial loads, and tilting moments without compromising precision or requiring additional support structures.


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Model No.
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Inner Diameter (d) [mm]
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Outer Diameter (D) [mm]
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Height (H) [mm]
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Static Load Capacity (C0) [kN]
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Dynamic Load Capacity (C) [kN]
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Limiting Speed (Grease) [r/min]
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Application Scope
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YRT50
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50
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90
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25
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42
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18
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1500
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Small precision machine tools, robotic arms
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YRT80
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80
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140
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35
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125
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55
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1200
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CNC lathes, milling machines, precision measuring instruments
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YRT100
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100
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165
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40
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195
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85
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1000
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Horizontal machining centers, gear hobbing machines
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YRT120
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120
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190
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45
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280
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125
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800
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Vertical machining centers, precision grinders
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YRT150
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150
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240
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55
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480
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210
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600
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Large-scale CNC machine tools, heavy-duty precision equipment
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YRT200
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200
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310
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70
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850
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370
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500
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Heavy-duty machining centers, wind turbine generators (precision components)
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YRT250
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250
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380
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85
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1350
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580
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400
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Large-scale precision machinery, marine precision equipment
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Integrated Three-in-One Configuration
The bearing integrates thrust bearing, radial bearing, and indexing mechanism into a single unit. This design consists of an outer ring (fixed ring), inner ring (rotating ring), precision steel balls, and cage assembly. You benefit from simplified installation processes and reduced mechanical structure volume compared to traditional combined bearing solutions.
Double-Row Angular Contact Ball Arrangement
Steel balls are arranged in two rows at specific contact angles, typically 45° or 60°. This configuration enables simultaneous bearing of axial loads, radial loads, and composite tilting moments from multiple directions. The arrangement effectively improves load-bearing capacity and rigidity, ensuring stable operation under complex load conditions.
Precision-Ground Raceway System
Inner and outer raceways undergo precision grinding and super-finishing processes. The manufacturing process achieves surface roughness specifications that minimize friction and wear while maximizing operational life. You receive consistent performance throughout the bearing's service life.
High Rigidity Under Multi-Directional Loading
The YRT 150 High Precision Rotary table bearing delivers exceptional stiffness when subjected to combined loads. This characteristic proves essential in machining applications where cutting forces create complex load patterns that would compromise performance in standard bearing arrangements.
Zero-Backlash Positioning
Factory preload disposal of inner clearances guarantees exact situating without backfire. This include empowers exact precise ordering required in fabricating forms where positional blunders specifically affect item quality.
Simplified Establishment Process
Integrated mounting gaps in both inward and external rings streamline establishment methods. You maintain a strategic distance from the complexity of bearing lodging retainers and accomplish legitimate arrangement more effectively than with conventional bearing combinations.
CNC Machining Centers
In vertical and even machining centers, the bearing serves as the center component for 4th and 5th hub rotational tables. It withstands forceful cutting powers and tilting minutes amid heavy-duty processing whereas keeping up situating exactness for complex geometries.
Precision Ordering Equipment
Manufacturing applications requiring exact precise situating utilize this bearing in ordering heads and swivel units. The tall contact torque soundness permits for exact situating in aviation and car component fabrication.
Medical and Metrology Instruments
Large-scale measuring machines and restorative tomography scanners require ultra-smooth, stick-slip-free revolution. The bearing's uniform running exactness anticipates vibration or runout that would compromise estimation information or imaging quality.
Industrial Automation
Robotic frameworks and robotized fabricating gear advantage from the bearing's compact plan and multi-directional stack capacity. Gathering forms requiring exact rotational development depend on this bearing's steady execution characteristics.
Our fabricating handle follows to ISO benchmarks with comprehensive quality control at each generation organize. Crude fabric review guarantees bearing steel meets chemical composition and metallurgical prerequisites. In-process review screens dimensional exactness and surface wrap up quality. Last review incorporates vibration testing, stack testing, and runout estimation verification.
The three-level quality control framework approves 12 center execution markers some time recently shipment. Each bearing experiences confirmation testing to affirm compliance with indicated stack appraisals, accuracy course prerequisites, and operational parameters.

Need assistance with bearing selection or installation? Our engineering team provides comprehensive technical support for YRT 150 High Precision Rotary table bearing applications. We offer application analysis, mounting guidance, and troubleshooting support to ensure optimal performance in your specific operating conditions.
For technical inquiries, specifications, or ordering information, contact our engineering team at auto@lyautobearing.com. Our 30 years of bearing industry experience ensures you receive accurate technical guidance and reliable product delivery for your precision application requirements.
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