Internal Gear Slewing Bearing

Product Category	Applicable standards	Machining range (outer diameter)
Single-row ball slewing bearing	JB/T2300、JB/T10839、JG/T66	300-2500mm
Double-row ball slewing bearing	JB/T2300
Double-row different-diameter ball slewing bearing	JB/T2300
Crossed roller slewing bearing	JB/T2300、JB/T10838
Three-row roller slewing bearing	JB/T2300、JB/T10837

Application Fields：

Capable of machining various types of slewing bearings, widely used in construction machinery, lifting machinery, foundation treatment machinery, engineering ships, port equipment, new energy equipment, industrial robots, and other industries.

Machining size: 300mm–2500mm

Inner and outer diameter tolerance: <0.1mm

Pitch circle tolerance: <0.1mm

Machining accuracy: depth 0.2–0.5mm

Bore diameter tolerance: 0.02–0.3mm

Gear accuracy: Grade 10

Category: Slewing Bearing

Description
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Description

Product Overview

Our high-precision slewing bearings are engineered for heavy-duty industrial applications, offering exceptional load-carrying capacity and 360-degree rotation efficiency. We specialize in manufacturing multiple structures, including single-row ball, double-row ball, and crossed roller types, ensuring the perfect fit for your specific machinery needs.

Technical Specifications

Processing Range (Outer Diameter): 300mm – 2500mm
Precision Grade: Grade 8-10
Customization: Fully customizable based on your specific drawings and technical requirements.

Available Types

Single-row Ball Slewing Bearing: Lightweight and versatile for general engineering machinery.
Double-row Ball Slewing Bearing: Enhanced axial and radial load capacity.
Crossed Roller Slewing Bearing: High precision and rigidity for robotics and precision equipment.
Three-row Roller Slewing Bearing: Maximum load capacity for heavy-duty cranes and mining equipment.

Applications

Our products are widely used in the following industries:

Construction Machinery (Excavators, Cranes)
Foundation Treatment Machinery
Marine & Port Equipment
New Energy Systems (Wind Power, Solar Tracking)
Industrial Robots

Brands & Models

DAEWOO,KATO,KUBOTA,CATERPILLAR,LISHIDE,LIUGONG,Lonking,HITACHI,SANY,XGMA,SUNWARD,KOBELCO,VOLVO,HYUNDAI,KOMATSU,XCMG,YUCHAI,SUMITOMO

Why Choose Us?

Reliable Quality: All products strictly follow national and industrial standards.
Precision Machining: Advanced CNC equipment ensures high accuracy (Grade 8-10).
OEM/ODM Support: Expert engineering team to help with custom designs.