Radial spherical plain bearings

‌SKF radial spherical plain bearings are a type of bearing specially designed to bear radial loads and combined radial and axial loads‌. This type of bearing has excellent misalignment compensation capabilities and can maintain good working performance even in the case of installation errors or shaft bending. SKF’s radial spherical plain bearings usually use steel-on-steel or other material combinations of sliding contact surfaces to meet the needs of different working conditions‌

Design features and technical advantages ‌Material selection and surface treatment‌: SKF’s radial spherical plain bearings choose different material combinations according to specific application scenarios. For example, some models use SKF Explorer steel-on-steel sliding contact surface combination. This material not only improves the dynamic load-bearing capacity of the bearing, but also reduces friction and extends service life through special surface treatment‌

‌Seal design‌: In order to protect the internal structure from the intrusion of contaminants, SKF’s radial spherical plain bearings are equipped with a variety of types of sealing devices. For example, some models have three-lip heavy-duty contact seals on both sides, which can effectively prevent dust and moisture from entering the bearing while allowing lubricant to be replenished. ‌

‌Lubrication method‌: SKF radial spherical plain bearings can be lubricated through lubrication holes and annular grooves, which is convenient for maintenance and maintenance. ‌

Application scenarios SKF radial spherical plain bearings are widely used in various occasions that need to withstand heavy loads and complex working conditions, such as metallurgical equipment, heavy machinery, railway vehicles, etc. These bearings can operate stably in high temperatures and harsh environments, and have the characteristics of long life and low maintenance requirements.

SKF Radial Spherical Plain Bearings are high-performance, self-aligning components engineered to manage radial loads while accommodating misalignment between shafts and housings. Featuring a spherical inner ring and a convex outer ring, these bearings enable smooth rotational and oscillating movements in applications subjected to heavy loads, vibrations, or harsh environmental conditions. Designed for durability and minimal maintenance, SKF’s radial spherical plain bearings are widely used in industries such as construction, agriculture, mining, and renewable energy, where reliability and adaptability are paramount.

Why Choose SKF Radial Spherical Plain Bearings?

  1. Engineering Excellence

SKF Explorer® Technology: Enhanced surface treatments and material grades extend service life by 40% under extreme conditions.

Precision Manufacturing: Micron-level tolerances ensure consistent performance in critical applications.

  1. Custom Solutions

Tailored Designs: Custom bore sizes, seals, or coatings (e.g., Durotect®) for unique operational needs.

Hybrid Bearings: Ceramic-coated surfaces for non-conductive or high-temperature environments.

  1. Global Support & Sustainability

Technical Expertise: SKF’s engineering team provides installation guidance and failure diagnostics.

Eco-Friendly Materials: Recyclable steel and biodegradable lubricants align with sustainability goals.

  1. Cost Efficiency

Reduced Downtime: Long maintenance intervals and easy replacement lower total ownership costs.

Energy Savings: Low-friction designs minimize power loss in hydraulic and drivetrain systems.

SKF Radial Spherical Plain Bearings are the cornerstone of reliable motion control in heavy-load, misalignment-prone applications. Their self-aligning capability, robust construction, and adaptability make them indispensable in industries ranging from construction and agriculture to renewable energy and marine systems. By integrating SKF’s radial spherical plain bearings, businesses achieve enhanced operational efficiency, reduced maintenance costs, and extended equipment lifespan—even in the most challenging environments. Backed by SKF’s global reputation for innovation and quality, these bearings represent a strategic investment in performance, durability, and sustainability.‌

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Designation Bore diameter Outside diameter Width, inner ring Basic dynamic load rating Mass
GE 220 ESX-2LS
220.0 mm
320.0 mm
135.0 mm
3550.0 kN
35.2 kg
GE 240 TXA-2LS
240.0 mm
340.0 mm
140.0 mm
7200.0 kN
40.0 kg
GE 240 TXA-2RS
240.0 mm
340.0 mm
140.0 mm
7200.0 kN
38.5 kg
GEZ 108 ES-2RS
38.1 mm
61.913 mm
33.325 mm
125.0 kN
0.401 kg
GEZ 108 ESX-2LS
38.1 mm
61.913 mm
33.325 mm
186.0 kN
0.42 kg
GEZ 112 ES
44.45 mm
71.438 mm
38.887 mm
170.0 kN
0.629 kg
GEZ 112 ES-2RS
44.45 mm
71.438 mm
38.887 mm
170.0 kN
0.615 kg
GEZ 204 ESL
57.15 mm
90.488 mm
50.013 mm
280.0 kN
1.3 kg
GEZ 204 TXE-2LS
57.15 mm
90.488 mm
50.013 mm
425.0 kN
1.3 kg
GEZ 300 ES-2RS
76.2 mm
120.65 mm
66.675 mm
500.0 kN
3.0 kg
GEZ 300 ESL-2LS
76.2 mm
120.65 mm
66.675 mm
500.0 kN
3.04 kg
GEZ 308 ES
88.9 mm
139.7 mm
77.775 mm
680.0 kN
4.8 kg
GEZ 312 ES
95.25 mm
149.225 mm
83.337 mm
780.0 kN
5.8 kg
GEZ 400 ESX-2LS
101.6 mm
158.75 mm
88.9 mm
1340.0 kN
7.0 kg
GEZ 408 ES
114.3 mm
177.8 mm
100.0 mm
1120.0 kN
9.8 kg
GEZ 500 ES
127.0 mm
196.85 mm
111.125 mm
1400.0 kN
13.5 kg
GEZ 600 ES
152.4 mm
222.25 mm
120.65 mm
1730.0 kN
16.7 kg
GEZ 600 ESX-2LS
152.4 mm
222.25 mm
120.65 mm
2600.0 kN
16.6 kg
GEZH 112 ES-2RS
44.45 mm
80.963 mm
46.228 mm
224.0 kN
1.1 kg
GEZH 204 ES
57.15 mm
100.013 mm
58.877 mm
345.0 kN
2.0 kg
GEZH 212 ES-2RS
69.85 mm
120.65 mm
70.866 mm
500.0 kN
3.44 kg
GEZH 508 ESX-2LS
139.7 mm
222.25 mm
125.73 mm
2600.0 kN
19.7 kg
GEZM 106 ES-2RS
34.925 mm
55.563 mm
52.375 mm
104.0 kN
0.37 kg
GEH 25 C
25.0 mm
47.0 mm
28.0 mm
65.5 kN
0.201 kg