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.
✉️ 24134 MB/W33 24134 MBK30/W33 170 280 109 1271 1890 1100 1600 27.5
✉️ 22234 MB/W33 22234 MBK/W33 170 310 86 1176 1450 1700 2300 28.5
✉️ 23234 MB/W33 23234 MBK/W33 170 310 110 1481 1910 1300 1700 37.5
✉️ 22334 MB/W33 22334 MBK/W33 170 360 120 1894 2130 1300 1600 61
✉️ 23936 MB/W33 23936 MBK/W33 180 250 52 512 821 2300 2500 7.9
✉️ 23036 MB/W33 23036 MBK/W33 180 280 74 884 1240 1800 2300 17
✉️ 24036 MB/W33 24036 MBK30/W33 180 280 100 1131 1710 1400 1900 23
✉️ 23136 MB/W33 23136 MBK/W33 180 300 96 1247 1730 1500 1900 28
✉️ 24136 MB/W33 24136 MBK30/W33 180 300 118 1464 2150 1000 1400 34.5
✉️ 22236 MB/W33 22236 MBK/W33 180 320 86 1218 1540 1600 2300 29.5
✉️ 23236 MB/W33 23236 MBK/W33 180 320 112 1554 2110 1200 1700 39.5
✉️ 22336 MB/W33 22336 MBK/W33 180 380 126 2110 2420 1200 1500 71.5
✉️ 23938 MB/W33 23938 MBK/W33 190 260 52 490 791 2200 2300 8.3
✉️ 23038 MB/W33 23038 MBK/W33 190 290 75 931 1330 1700 2100 18
✉️ 24038 MB/W33 24038 MBK30/W33 190 290 100 1186 1770 1300 1700 24.5
✉️ 23138 MB/W33 23138 MBK/W33 190 320 104 1454 2060 1400 1800 35
✉️ 24138 MB/W33 24138 MBK30/W33 190 320 128 1621 2470 1000 1300 43
✉️ 22238 MB/W33 22238 MBK/W33 190 340 92 1320 1680 1500 2100 36.5
✉️ 23238 MB/W33 23238 MBK/W33 190 340 120 1788 2359 1200 1600 48
✉️ 22338 MB/W33 22338 MBK/W33 190 400 132 2267 2640 1100 1400 82.5
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