Ultra Large Crossed Roller Bearings 1797/3230 1797/3760 1797/4250 Series – Heavy Load Rotary Bearings for Steel Plant, Offshore & Port Equipment
| Lubrication: | Grease / Oil | Cage Type: | Press Steel, Brass, Nylon |
| Packing: | Customer Requirement | OEM Service: | Available |
| Material: | High Strength Bearing Steel | ||
| High Light: | Ultra Large Crossed Roller Bearings,Heavy Load Rotary Bearings,Crossed Roller Bearings for Steel Plant |
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Engineered for extra-large industrial systems requiring maximum rigidity and reliable rotational accuracy.
Our 1797 series crossed roller bearings are suitable for steel plants, offshore platforms, ship loaders, large cranes, rotary kilns, and heavy port machinery.
Available models include:
1797/3230G, 1797/3230G2K, 1797/3230G2Y3K, 1797/3760G, and 1797/4250G.
Designed with precision crossed roller technology, these bearings can carry axial, radial, and moment loads simultaneously while maintaining smooth low-friction rotation under extreme working conditions.
- Extra-large diameter bearing solution
- High rigidity for heavy industrial rotation systems
- Excellent rotational accuracy and stability
- Suitable for continuous heavy-duty operation
- Custom structure and OEM production available
- Reliable performance in high-load environments
Manufactured with premium bearing steel and advanced grinding technology for long-term industrial use.
| Designation | Boundary Dimension | Mounting Hole Size | Gear Data | Basic Load ratings | |||||||||||
| D | d | H | D1 | D2 | n1 | n2 | φ1 | φ2 | m | Da | Z | b | x | Coa(10kN) | |
| 1797/3230GY | 3970 | 3230 | 240 | 3820 | 3380 | 52 | 36 | 37 | 37 | 25 | 4100 | 162 | 200 | 0 | 3520 |
| 1797/3230G2 | 3970 | 3230 | 240 | 3820 | 3350 | 52 | 54 | 37 | 37 | 25 | 4100 | 162 | 200 | 0 | 3520 |
| 1797/3230G2K | 3970 | 3230 | 240 | 3820 | 3350 | 52 | 54 | 37 | 37 | 25 | 4100 | 162 | 200 | 0 | 3520 |
| 1797/3230G2K2 | 3970 | 3230 | 240 | 3820 | 3350 | 52 | 54 | 37 | 37 | 22 | 4092 | 184 | 200 | 0 | 3520 |
| 1797/3230G2K3 | 3940 | 3230 | 240 | 3820 | 3350 | 52 | 54 | 37 | 37 | 20 | 4080 | 202 | 200 | 0 | 3593 |
| 1797/3230G2Y | 3970 | 3230 | 240 | 3820 | 3380 | 52 | 36 | 37 | 37 | 25 | 4100 | 162 | 200 | 0 | 3593 |
| 1797/3230G2Y2 | 3970 | 3230 | 240 | 3820 | 3380 | 52 | 36 | 37 | 37 | 25 | 4100 | 162 | 200 | 0 | 3593 |
| 1797/3230G2Y3 | -- | 3230 | 240 | 3820 | 3380 | 52 | 36 | 37 | 37 | 25 | 4100 | 162 | 220 | 0 | 3520 |
| 1797/3230GK4 | 3970 | 3230 | 240 | 3820 | 3380 | 52 | 68 | 37 | 37 | 25 | 4100 | 162 | 200 | 0 | 3520 |
| 1797/3230GK5 | 3970 | 3230 | 240 | 3820 | 3350 | 52 | 54 | 37 | 37 | 25 | 4100 | 162 | 200 | 0 | 3520 |
| 1797/3230G2Y3K | -- | 3230 | 240 | 3820 | 3380 | 52 | 36 | 37 | 37 | 25 | 4100 | 162 | 220 | 0 | 3520 |
| 1797/3760G | 4220 | 3760 | 240 | 4160 | 3840 | 48 | 48 | 32 | 32 | 14 | 4326 | 307 | 135 | 0 | 3210 |
| 1797/4250G | 4940 | 4250 | 250 | 4840 | 4350 | 72 | 72 | 48 | 48 | 30 | 5082 | 168 | 200 | -0.3 | 4520 |
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