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.
✉️ 24148 MB/W33 24148 MBK30/W33 240 400 160 2440 3880 700 940 83
✉️ 22248 MB/W33 22248 MBK/W33 240 440 120 2245 2940 1200 1600 83
✉️ 23248 MB/W33 23248 MBK/W33 240 440 160 3033 4250 880 1140 110
✉️ 22348 MB/W33 22348 MBK/W33 240 500 155 3194 3940 890 1140 155
✉️ 23852 MB/W33 23852 MBK/W33 260 320 45 379 915 1200 8.05
✉️ 23952 MB/W33 23952 MBK/W33 260 360 75 1038 1790 1560 1700 23.5
✉️ 24952 MB/W33 260 360 100 1122 2453 1200 32
✉️ 23052 MB/W33 23052 MBK/W33 260 400 104 1682 2520 1200 1500 48.5
✉️ 24052 MB/W33 24052 MBK30/W33 260 400 140 2165 3440 920 1200 65.5
✉️ 23152 MB/W33 23152 MBK/W33 260 440 144 2521 3694 1000 1250 90.5
✉️ 24152 MB/W33 24152 MBK30/W33 260 440 180 3076 4730 610 810 110
✉️ 22252 MB/W33 22252 MBK/W33 260 480 130 2721 3520 1100 1420 110
✉️ 23252 MB/W33 23252 MBK/W33 260 480 174 3407 4720 790 1029 140
✉️ 22352 MB/W33 22352 MBK/W33 260 540 165 3610 4470 780 987 190
✉️ 23856 MB/W33 23856 MBK/W33 280 350 52 515 1189 1100 - 12
✉️ 23956 MB/W33 23956 MBK/W33 280 380 75 1022 1726 1430 1500 25
✉️ 24956 MB/W33 280 380 100 1060 2455 1100 34.5
✉️ 23056 MB/W33 23056 MBK/W33 280 420 106 1812 2820 1200 1400 52.5
✉️ 24056 MB/W33 24056 MBK/W33 280 420 140 2234 3760 860 1250 69.5
✉️ 23156 MB/W33 23156 MBK30/W33 280 460 146 2730 4208 900 1170 97
We use cookies to improve your browsing experience. By continuing to use this website, you agree to our Privacy Policy.