M‑type Thrust Self-Aligning Roller Bearings

The M-type thrust self-aligning roller bearings feature a turned solid brass cage structure, providing excellent overall rigidity. Combined with spherical drum rollers and precision-machined spherical raceways, they offer outstanding self-aligning capabilities. This design effectively compensates for shaft misalignment, installation misalignment, and deflection caused by equipment operation, thereby preventing premature failure due to stress concentration at the roller edges. These bearings are primarily designed to withstand extremely high axial loads while also accommodating partial radial loads. They perform exceptionally well under harsh operating conditions such as low speeds, heavy loads, severe shocks, high temperatures, and intense vibration. The brass cage offers excellent toughness, wear resistance, and heat resistance, making it resistant to deformation or fracture. It effectively ensures smooth roller operation, reduces friction loss and abnormal wear, and significantly enhances the bearing’s overall service life and operational reliability. Although its maximum operating speed is lower than that of the E-series with stamped steel cages, it offers significant advantages in load-carrying capacity, impact resistance, and structural stability. It is capable of withstanding the demanding conditions of prolonged continuous operation and is widely used in large industrial equipment requiring high axial load-carrying capacity and operational stability, such as vertical mills, heavy-duty cranes, metallurgical rolling mills, marine equipment, petroleum machinery, extruders, and heavy-duty mining equipment—all of which demand extremely high axial load-bearing capacity and operational stability. It serves as a critical core bearing component for withstanding heavy thrust loads under extreme operating conditions.


M‑type Thrust Self-Aligning Roller Bearings

Product Parameters

Inquiry Model Basic Dimensions (mm) Rated Load (kN) Limiting Speed (r/min) Weight
≈kg
model d D B C Dynamic C0 Static Ref. Lim.
✉️ 29412M 60 130 42 410 940 2850 6000 2.5
✉️ 29413M 65 140 45 495 1160 2600 5500 3.1
✉️ 29414M 70 150 48 550 1290 2430 5000 3.8
✉️ 29415M 75 160 51 650 1540 2260 4700 4.6
✉️ 29416M 80 170 54 720 1720 2140 4350 5.5
✉️ 29317M 85 150 39 420 1110 2260 4850 2.7
✉️ 29417M 85 180 58 800 1910 2010 4100 6.5
✉️ 29318M 90 155 39 420 1130 2140 4650 2.8
✉️ 29418M 90 190 60 880 2130 1920 3850 7.5
✉️ 29320M 100 170 42 495 1340 1960 4200 3.6
✉️ 29420M 100 210 67 1060 2600 1740 3400 10.1
✉️ 29322M 110 190 48 620 1760 1830 3750 5.2
✉️ 29422M 110 230 73 1260 3150 1600 3100 12.8
✉️ 29324M 120 210 54 800 2210 1700 3350 7.2
✉️ 29424M 120 250 78 1470 3700 1460 2800 15.9
✉️ 29326M 130 225 58 900 2600 1590 3100 8.8
✉️ 29426M 130 270 85 1700 4350 1360 2600 21
✉️ 29328M 140 240 60 36.8 2900 1490 2900 10.3
✉️ 29428M 140 280 85 1720 4500 1290 2460 22.1
✉️ 29230M 150 215 39 425 1720 1540 3150 4.4
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