Precision-engineered slewing bearings for heavy-duty machinery. High load capacity, robust construction, and superior sealing for reliable performance in demanding applications.

Name: Precision-engineered slewing bearings for heavy-duty machinery. High load capacity, robust construction, and superior sealing for reliable performance in demanding applications.
Brand: Wuxi Tianyuqi Bearing Technology Co., Ltd
SKU: 123.25.500/123.25.560/123.25.630/123.25.710/123.28.800/123.28.900/123.28.1000/123.28.1120/123.32.1250/123.32.1400/123.32.1600/123.32.1800/123.40.2000/123.40.2240/123.40.2500/123.40.2800/123.50.3150/123.50.3550/123.50.4000/123.50.4500
Availability: InStock

Basic Properties

Place of Origin: China

Brand Name: OEM, neutral/HRB/LYC/ZWZ/NSK/SKF/NTN/KOYO/FAG

Model Number: 123.25.500/123.25.560/123.25.630/123.25.710/123.28.800/123.28.900/123.28.1000/123.28.1120/123.32.1250/123.32.1400/123.32.1600/123.32.1800/123.40.2000/123.40.2240/123.40.2500/123.40.2800/123.50.3150/123.50.3550/123.50.4000/123.50.4500

Trading Properties

Minimum Order Quantity: 1(negotiation)

Price: negotiation

Payment Terms: L/C,T/T,Western Union

Supply Ability: 50,000pcs/month

industrial turntable bearing

gear slewing bearing

high precision bearings

Specifications

Product Type:	1. Single Row Four-Point Contact Ball Slewing Bearing2. Double Row Angular Contact Ball Slewing Bearing3. Single Row Cross Roller Slewing Bearing4. Three-Row Cylindrical Roller Slewing Bearing	Material:	High-Carbon Chromium Steel
Diameter Range:	100mm - 15,000mm (Customizable; Large-sized Bearings Can Be Segmented For Transportation)	Precision Grade:	P0, P6, P5 (Optional); Surface Roughness: Ra ≤ 0.2μm; Axial Clearance: 0.02-0.05mm (Adjustable)
Customization:	Accept	Lubrication:	Grease / Oil
Packing:	Customer Requirement

Product Description

Product Overview

Elevate your machinery's performance with our premium range of Slewing Bearings (Slewing Rings). Designed to handle complex loading conditions, our bearings provide the perfect integration of rotational precision and structural rigidity. Whether for wind turbines, heavy construction equipment, or robotics, our solutions ensure smooth operation under extreme pressure.

Key Features & Benefits

Superior Load Capacity: Engineered to simultaneously sustain high axial, radial loads, and tilting moments, ensuring stability in heavy-duty environments.
Precision Gearing: Available with external or internal gears (or gearless), machined to DIN/ISO standards for backlash-free rotation and precise positioning.
Robust Construction: Manufactured from high-grade alloy steel (e.g., 42CrMo4, 50Mn) with induction-hardened raceways for exceptional wear resistance and longevity.
Sealed for Harsh Environments: Multi-lip sealing systems effectively prevent lubricant leakage and block contaminants (dust, water, grit), making them ideal for outdoor and marine applications.
Compact Design: Delivers high performance within a compact installation space, optimizing your machine's weight-to-power ratio.

Applications

Mobile Cranes & Excavators
Wind Turbine Pitch & Yaw Systems
Industrial Robotics & Turntables
Mining & Tunnel Boring Machines

Call to Action

Optimize your machinery today. Contact us for technical drawings and a customized quote within 24 hours.

Current bearing designation	Dimensions(mm)			weigh (kg)
Current bearing designation	d	D	T	weigh (kg)
Type123
123.25.500	398	6O2	75	80
123.25.560	458	662	75	90
123.25.630	528	732	75	100
123.25.710	608	812	75	110
123.28.800	678	922	82	170
123.28.900	778	1022	82	190
123.28.1000	878	1122	82	210
123.28.ll20	998	1242	82	230
123.32.1250	1110	1390	91	350
123.32.1400	1260	1540	91	400
123.32.1600	1460	1740	91	440
123.32.1800	1660	1940	91	500
123.40.2000	1825	2178	112	900
123.40.2240	2065	2418	112	1000
123.40.2500	2325	2678	112	1100
123.40.2800	2625	2978	112	1250
123.50.3150	2922	3376	134	2150
123.50.3550	3322	3776	134	2470
123.50.4000	3772	4226	134	2800
123.50.4500	4272	4726	134	3100