NTN Tapered Roller Bearings 30234-31338 – High-Precision, Heavy-Duty
Basic Info.
| Inner Diameter | 170 mm |
| Outer Diameter | 310 mm |
| Thickness | 57 mm |
| Model NO. | 30234 |
| Brand | NTN |
| Origin | Japan |
Introduction
High-precision NTN bearing (P0–P2), designed for long life, high speed and low noise. Features rich stock availability, OEM/ODM service, and vibration grades Z1V1 to Z3V3. Packaged in carton pallets. HS Code: 8482200000.
Basic Info.
- Pillow Block Bearing
- Cylindrical Roller Bearing
- Spherical Plain Bearing
- Thrust Self-aligning Roller Bearing
- Plain Bearing
- Spherical Roller Bearing
- Self-Aligning Ball Bearing
- Taper Roller Bearing
- Thrust Needle Roller Bearing
- Needle Bearing
- Bearing Block
- Deep Groove Ball Bearing
- Alloy Guide Rail
- Angular Contact Ball Bearing
- Linear Bearing
- Auto Bearing
- Machine Tools Accessories
- Auto Air Conditioning Compressor
- Thrust Ball Bearing
Related Products
Specifications
| Model No. | 11749/10, 11949/10, 44649/10, 69349/10, 12649/10 |
| Inner/Outer Diameter | Different models and sizes |
| Thickness | Different models and sizes |
| Brand | Timken, SKF, NSK, NTN, Koyo, NACHI, IKO |
| Origin | China |
| Production Capacity | One Million Pieces Per Year |
Description
Precision bearings available in multiple models and sizes, ideal for industrial applications. Supplied in color box or bulk packaging. High-quality brands from global leaders ensure reliability and performance across diverse machinery systems.
Specifications
| Model No. | 30208-32217 Series |
| Inner/Outer Diameter & Thickness | Different sizes available |
| Trademark | Timken, SKF, NSK, NTN, Koyo, NACHI, IKO |
| Origin | China |
| Production Capacity | One Million Pieces Per Year |
Description
High-quality bearings with various models and dimensions. Suitable for industrial applications, packed in color or industrial packaging. Compliant with international standards, ensuring reliable performance and durability across multiple sectors.
Specifications
| Model No. | 350660 |
| Lubrication | Grease or Oil |
| Precision Rating | P0, P6, P5, P4, P2 |
| Vibration | Z1V1, Z2V2, Z3V3 |
| Origin | China |
Overview
High-precision bearing with versatile lubrication options, suitable for various industrial applications. Manufactured under strict quality control standards in China.
Specifications
| Bore Diameter | 180mm |
| Outer Diameter | 380mm |
| Width | 98mm |
| Precision Rating | P0, P6, P5, P4, P2 |
| Lubrication | Grease or Oil |
| Origin | Japan |
Description
Premium quality SKF bearing with high precision and low vibration. Suitable for industrial applications requiring reliable performance. OEM/ODM service available.
Specifications
| Model No. | 368A/362A |
| Inner Diameter | – |
| Outer Diameter | – |
| Thickness | – |
| Origin | China |
Description
High-quality bearing with various models and sizes, suitable for industrial applications. Durable design ensures reliable performance. Packaged in color box or industrial package. Meets international standards with HS Code 8482220000.
Specifications
| Bore Diameter | Varies by model |
| Outer Diameter | Varies by model |
| Width | Varies by model |
| Model No. | 30202, 30203 |
| Origin | China |
| Production Capacity | 1,000,000 pcs/year |
Description
High-quality bearings from leading brands (Timken, SKF, NSK, etc.). Suitable for industrial applications with reliable performance. Packaged in color or industrial packaging.
Specifications
| Bore Diameter | Varies by model |
| Outer Diameter | Varies by model |
| Width | Varies by model |
| Model No. | 30206, 30207, 30208, 30209, 30310, 30311 |
| Origin | China |
| Production Capacity | One Million Pieces Per Year |
Description
High-quality bearings from trusted brands NSK, NTN, Koyo, NACHI, Timken, and IKO. Available in multiple models and sizes with stable production capacity. Ideal for industrial and mechanical applications requiring durability and precision performance.
Specifications
| Model No. | 30307rj2/Q, 32008xr, 30208rj2/Q, 33209r/Q, 32309brj2 |
| Package | Color Box/Industrial Package |
| Trademark | Timken, SKF, NSK, NTN, Koyo, NACHI, IKO |
| Origin | China |
| HS Code | 8482220000 |
| Production Capacity | One Million Pieces Per Year |
Description
High-quality bearings available in various models and sizes, ideal for industrial applications. Made in China with reliable performance and global standard packaging.
Specifications
| Bore Diameter | Varied by model |
| Outer Diameter | Varied by model |
| Width | Varied by size |
| Model No. | 30212, 32213, 32304, 30304, 30204, 32004, 32216 |
| Origin | China |
| Production Capacity | One Million Pieces Per Year |
Description
High-quality bearings from leading brands including Timken, SKF, NSK, NTN, Koyo, NACHI, IKO. Suitable for various industrial applications with reliable performance and durable design.
Specifications
| Model No. | 30209 30210 30211 |
| Package | Color Box/Industrial Package |
| Specification | Different models and sizes |
| Trademark | Timken SKF NSK NTN Koyo NACHI IKO |
| Origin | China |
| HS Code | 8482220000 |
Description
High-quality bearings with various models and sizes, ideal for industrial applications. Manufactured in China under renowned trademarks, ensuring reliability and performance across diverse machinery systems.
Specifications
| Model No. | 32008, 32208, 32310, etc. |
| Inner/Outer Diameter & Thickness | Varies by model |
| Origin | China |
| Trademark | Timken, SKF, NSK, NTN, Koyo, NACHI, IKO |
| HS Code | 8482220000 |
| Production Capacity | 1,000,000 pcs/year |
Description
High-quality bearings available in multiple models and sizes, ideal for industrial applications. Made in China with reliable performance and global standards compliance.
Specifications
| Bore Diameter | Varies by model |
| Outer Diameter | Varies by model |
| Width | Varies by model |
| Model No. | 32019-Xa 32019X 32019X/Q |
| Origin | China |
| Production Capacity | One Million Pieces Per Year |
Description
High-quality bearing with various models and sizes available. Suitable for industrial applications, packed in color box or industrial package. Meets international standards with reliable performance.

















