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
| 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.
Specifications
| Bore Diameter | Varies by model |
| Outer Diameter | Varies by model |
| Width | Varies by model |
| Model NO. | 32019, 32203-32213 |
| Origin | China |
| Brand | Timken, SKF, NSK, NTN, Koyo, NACHI, IKO |
Overview
Precision bearings available in multiple models and sizes, ideal for industrial applications. Supplied in color box or industrial packaging with high production capacity of one million pieces per year.
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. | 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
| Bore Diameter | 150mm |
| Outer Diameter | 210mm |
| Width | 38mm |
| Rolling Body | Roller Bearings |
| Precision Rating | P0, P6, P5, P4, P2 |
| Lubrication | Grease or Oil |
Introduction
High-precision double-row roller bearing with non-aligning design, made of bearing steel for durable performance. Suitable for radial loads in industrial applications.
Specifications
| Bore Diameter | Varies by model |
| Outer Diameter | Varies by model |
| Width | Varies by size |
| Model No. | 3187/3120, 2558/2523, 32306 |
| Origin | China |
| Production Capacity | 1,000,000 pcs/year |
Description
High-quality bearings from leading brands including Timken, SKF, NSK, NTN, Koyo, NACHI, and IKO. Available in various models and sizes with packaging options of color box or industrial package. Compliant with HS Code 8482220000.
Specifications
| Model No. | 6203 UC205 30205 |
| Inner Diameter, Outer Diameter, Thickness | Different models and sizes |
| Origin | China |
| Trademark | Timken S KF NSK NTN Koyo NACHI IKO |
| HS Code | 8482220000 |
| Production Capacity | One Million Pieces Per Year |
Description
High-quality bearings with various models and sizes available. Suitable for industrial applications, packed in color box or industrial package.
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. | 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
| Model No. | Hm803149, Hm803110, Hm803112 |
| Inner/Outer Diameter | Different models and sizes |
| Thickness | Different models and sizes |
| 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 sizes available. Made in China, these bearings support industrial applications with reliable performance and high production capacity. Suitable for diverse mechanical systems requiring durability and precision.
Specifications
| Model No. | 32216 32218 |
| Inner Diameter | 80 mm / 90 mm |
| Outer Diameter | 140 mm / 160 mm |
| Thickness | 35.25 mm / 42.25 mm |
| Origin | China |
| Production Capacity | One Million Pieces Per Year |
Description
High-quality tapered roller bearings with precision engineering, suitable for various industrial applications. Durable design ensures reliable performance under heavy loads and high speeds.
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.

















