MB Series Spherical Roller Bearings feature a symmetrical barrel roller design combined with a solid brass cage, delivering exceptional load capacity, strength, and alignment compensation. Engineered for superior durability and thermal stability, these bearings ensure reliable performance under heavy loads, shock, and harsh operating conditions. They are ideal for demanding industrial applications such as mining, metallurgy, construction, and heavy machinery, where high strength, long service life, and consistent efficiency are critical.
MB machined brass cage delivers high rigidity, precise roller guidance, and superior durability
W33 lubrication groove improves lubrication flow, cooling efficiency, and long-term performance
Excellent radial and axial load capacity for heavy-duty, high-impact industrial conditions
Stable operation under continuous high-load environments
Ideal for mining, steel production, cement plants, paper machinery, and other heavy industrial systems
| Bore diameter | 160 mm |
| Outside diameter | 340 mm |
| Width | 114 mm |
| Basic dynamic load rating | 1040 kN |
| Basic static load rating | 1770 kN |
| Grease Reference speed | 800 r/min |
| Oil Limiting speed | 1000 r/min |
| Bore type | Cylindrical |
| For Load Direction | Radial |
| Number of rows | Double row |
| Radial internal clearance | C0 |
| Tolerance class for dimensions | Nomal |
| Tolerance class for run-out | P6 |
| Seal type | Without |
| Lubricant | None |
| Relubrication feature | Without |
| Product net weight | 51 kg |
| Roller material | Chrome steel |
| Ring Material | Chrome steel |
| Cage | Brass |
The JRZC 22332MB/W33 spherical roller bearing is engineered for heavy-load, high-impact, and continuous-duty industrial environments requiring reliable performance and extended service life. Featuring the MB one-piece machined brass cage, this model provides exceptional strength, excellent roller guidance, and superior durability under severe working conditions. The W33 lubrication groove enhances grease circulation and cooling efficiency, ensuring stable operation during long-term heavy-load applications. With high radial and axial load capacity, this bearing is widely used in mining machinery, steel mills, cement equipment, paper mills, and other large industrial systems demanding maximum reliability and endurance.
Q1: What benefits does the MB machined brass cage provide?
A1: The MB cage offers superior strength, excellent roller stability, and reliable performance in harsh industrial environments.
Q2: How does the W33 lubrication groove improve bearing operation?
A2: It enhances lubricant distribution, promotes better cooling, and helps extend bearing service life.
Q3: Is the 22332MB/W33 suitable for continuous heavy-load applications?
A3: Yes, its robust cage design and optimized lubrication features make it ideal for long-term heavy-duty use.
Q4: Which industries commonly use this bearing model?
A4: It is widely applied in mining machinery, steel mills, cement plants, paper mills, and other heavy-duty industrial systems.