MB Series Self-Aligning Roller BearingsSelf-aligning roller bearings

MB-type self-aligning roller bearings feature a symmetrical barrel-shaped roller design and are equipped with an inner ring-guided double-row solid brass cage. With a robust structure and exceptional rigidity, they offer excellent self-aligning capabilities, effectively compensating for shaft deflection and misalignment errors. These bearings can withstand extremely high radial loads and bidirectional axial loads, while also providing outstanding resistance to shock, vibration, and wear, ensuring smooth and reliable operation. and excellent high-temperature resistance. The cage of this bearing type boasts high strength and good toughness, making it resistant to deformation and fracture under severe operating conditions involving heavy loads, frequent impacts, and intense vibrations. Compared to the MA type, its inner ring guidance method is more targeted, ensuring more precise roller positioning and more stable lubrication during operation. It is suitable for working environments with extremely high requirements for bearing reliability and service life, and is widely used in large-scale industrial equipment subject to strong impacts and heavy loads, such as mining crushers, large vibrating screens, metallurgical rolling mills, heavy-duty gear reducers, cement equipment, and port cranes—all of which are subject to high impact and heavy loads. Thanks to its exceptional structural strength and durable operational characteristics, it has become a critical bearing component for ensuring continuous and stable equipment operation under extreme conditions.


MB Series Self-Aligning Roller BearingsSelf-aligning roller bearings

Product Parameters

Inquiry Bearing Designation Basic Dimensions (mm) Rated Load (kN) Limiting Speed (r/min) Weight
≈kg
Cylindrical Bore Tapered Bore d D B C Dynamic C0 Static Ref. Lim.
✉️ 24024 MB/W33 24024 MBK30/W33 120 180 60 461 662 2200 2900 5.45
✉️ 23124 MB/W33 23124 MBK/W33 120 200 62 543 683 2400 2900 8
✉️ 24124 MB/W33 24124 MBK30/W33 120 200 80 679 940 1700 2300 10.5
✉️ 231581 MB/W33 120 205 68 528 863 2300 9.2
✉️ 22224 MB/W33 22224 MBK/W33 120 215 58 660 753 2600 3300 8.7
✉️ 23224 MB/W33 23224 MBK/W33 120 215 76 745 912 1800 2500 12
✉️ 22324 MB/W33 22324 MBK/W33 120 260 86 1030 1110 1850 2300 23
✉️ 23026 MB/W33 23026 MBK/W33 130 200 52 448 610 2600 3200 6
✉️ 24026 MB/W33 24026 MBK30/W33 130 200 69 568 814 1800 2600 8.05
✉️ 23126 MB/W33 23126 MBK/W33 130 210 64 595 766 2200 2800 8.8
✉️ 24126 MB/W33 24126 MBK30/W33 130 210 80 703 985 1500 2100 11
✉️ 22226 MB/W33 22226 MBK/W33 130 230 64 753 920 2400 3200 11
✉️ 29226 MB/W33 29226 MBK/W33 130 230 64 657 920 2200 11
✉️ 23226 MB/W33 23226 MBK/W33 130 230 80 827 1050 1700 2300 14.5
✉️ 22326 MB/W33 22326 MBK/W33 130 280 93 1178 1324 1650 2100 29
✉️ 23028 MB/W33 23028 MBK/W33 140 210 53 486 672 2400 2900 6.55
✉️ 24028 MB/W33 24028 MBK30/W33 140 210 69 610 890 1800 2500 8.55
✉️ 23128 MB/W33 23128 MBK/W33 140 225 68 663 898 2000 2500 10.5
✉️ 24128 MB/W33 24128 MBK30/W33 140 225 85 811 1140 1500 1900 13.5
✉️ 22228 MB/W33 22228 MBK/W33 140 250 68 743 893 2200 2800 14
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