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.
✉️ 23276 MB/W33 23276 MBK/W33 380 680 240 6168 9070 470 660 375
✉️ 23980 MB/W33 23980 MBK/W33 400 540 106 1999 3890 1000 1080 71
✉️ 23080 MB/W33 23080 MBK/W33 400 600 148 3360 5750 790 980 150
✉️ 24080 MB/W33 24080 MBK30/W33 400 600 200 4423 7840 580 790 205
✉️ 23180 MB/W33 23180 MBK/W33 400 650 200 4863 7500 480 830 265
✉️ 24180 MB/W33 24180 MBK30/W33 400 650 250 6294 10390 310 450 340
✉️ 23280 MB/W33 23280 MBK/W33 400 720 256 6958 10280 430 580 450
✉️ 22380 MB/W33 22380 MBK/W33 400 820 243 7768 10380 400 660 650
✉️ 23984 MB/W33 23984 MBK/W33 420 560 106 2046 4110 910 970 74.5
✉️ 23084 MB/W33 23084 MBK/W33 420 620 150 3481 5960 540 940 155
✉️ 24084 MB/W33 24084 MBK30/W33 420 620 200 4524 8190 470 770 210
✉️ 23184 MB/W33 23184 MBK/W33 420 700 224 5911 9230 440 770 350
✉️ 24184 MB/W33 24184 MBK30/W33 420 700 280 7433 12520 290 430 445
✉️ 23284 MB/W33 23284 MBK/W33 420 760 272 7543 11510 410 540 535
✉️ 23988 MB/W33 23988 MBK/W33 440 600 118 2475 4860 860 880 99.5
✉️ 23088 MB/W33 23088 MBK/W33 440 650 157 3832 6540 510 900 180
✉️ 24088 MB/W33 24088 MBK30/W33 440 650 212 4892 9090 450 740 245
✉️ 23188 MB/W33 23188 MBK/W33 440 720 226 6201 9970 410 760 360
✉️ 24188 MB/W33 24188 MBK30/W33 440 720 280 7816 13100 280 390 460
✉️ 23288 MB/W33 23288 MBK/W33 440 790 280 8216 12380 390 520 590
We use cookies to improve your browsing experience. By continuing to use this website, you agree to our Privacy Policy.