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.
✉️ 232/500 MB/W33 232/500 MBK/W33 500 920 336 11211 17000 330 440 985
✉️ 248/530 MB/W33 248/530 MBK30/W33 530 650 118 2119 5230 490 850 86
✉️ 239/530 MB/W33 239/530 MBK/W33 530 710 136 3292 6590 460 780 155
✉️ 230/530 MB/W33 230/530 MBK/W33 530 780 185 5327 9260 420 680 310
✉️ 240/530 MB/W33 240/530 MBK30/W33 530 780 250 6904 13040 370 600 410
✉️ 231/530 MB/W33 231/530 MBK/W33 530 870 272 8581 13740 330 570 645
✉️ 241/530 MB/W33 241/530 MBK30/W33 530 870 335 10955 18880 220 320 830
✉️ 232/530 MB/W33 232/530 MBK/W33 530 980 355 13324 20210 300 420 1200
✉️ 239/560 MB/W33 239/560 MBK/W33 560 750 140 3537 7060 400 750 175
✉️ 230/560 MB/W33 230/560 MBK/W33 560 820 195 5693 10040 400 670 355
✉️ 240/560 MB/W33 240/560 MBK30/W33 560 820 258 7504 14590 350 540 465
✉️ 231/560 MB/W33 231/560 MBK/W33 560 920 280 9525 15930 310 560 740
✉️ 241/560 MB/W33 241/560 MBK30/W33 560 920 355 12551 21460 200 280 985
✉️ 232/560 MB/W33 232/560 MBK/W33 560 1030 365 13783 21660 260 380 1350
✉️ 239/600 MB/W33 239/600 MBK/W33 600 800 150 3955 8253 390 670 220
✉️ 230/600 MB/W33 230/600 MBK/W33 600 870 200 6202 11250 370 600 405
✉️ 240/600 MB/W33 240/600 MBK30/W33 600 870 272 8716 16700 310 500 520
✉️ 231/600 MB/W33 231/600 MBK/W33 600 980 300 10814 17810 290 480 895
✉️ 241/600 MB/W33 241/600 MBK30/W33 600 980 375 13384 23570 180 270 1200
✉️ 232/600 MB/W33 232/600 MBK/W33 600 1090 388 15786 25430 230 360 1600
We use cookies to improve your browsing experience. By continuing to use this website, you agree to our Privacy Policy.