Koyo NSK NTN Timken Tapered Roller Bearings 30306JR–30312, High-Precision Factory Direct
Basic Info.
| Model NO. | 30306JR 30307 30308 30309 30310 30311 30312 |
| Origin | China |
| Trademark | Timken, SKF, NSK, NTN, Koyo, NACHI, IKO |
| HS Code | 8482220000 |
| Production Capacity | One Million Pieces Per Year |
Description
High-precision tapered roller bearings suitable for heavy-duty applications. Manufactured in China with global brand compatibility (Timken, SKF, etc.). Compliant with HS code 8482220000. Standard industrial packaging available.
Basic Info.
- Spherical Roller Bearing
- Taper Roller Bearing
- Alloy Guide Rail
- Thrust Needle Roller Bearing
- Thrust Self-aligning Roller Bearing
- Cylindrical Roller Bearing
- Bearing Block
- Pillow Block Bearing
- Self-Aligning Ball Bearing
- Deep Groove Ball Bearing
- Angular Contact Ball Bearing
- Linear Bearing
- Auto Bearing
- Needle Bearing
- Thrust Ball Bearing
Related Products
Specifications
| Bore Diameter | 35mm-400mm |
| Outer Diameter | As per model |
| Width | 65mm (e.g., 150*320*65mm) |
| Material | Bearing Steel |
| Seals Type | Open |
| Precision Rating | P0, P6, P5, P4, P2 |
Description
High-performance roller bearings with single row design, made from high-quality bearing steel. Available in various sizes (35mm-400mm bore), these radial bearings offer reliable operation under demanding conditions. Precision-rated options ensure optimal performance for OEM and industrial applications.
Specifications
| Bore Diameter | 25 mm |
| Outer Diameter | 62 mm |
| Width | 24 mm |
| Seals Type | Open |
| Material | Bearing Steel |
| Precision Rating | P0, P6, P5, P4, P2 |
Description
Single row radial roller bearing with open seal design, made of high-quality bearing steel. Offers high precision performance (P0-P2) and is suitable for various industrial applications requiring reliability and durability. Lubrication options include oil, grease, or dry. OEM/ODM service available.
Specifications
| Bore Diameter | 95mm |
| Outer Diameter | 160mm |
| Width | 49mm |
| Seals Type | Open |
| Precision Rating | P0, P6, P5, P4, P2 |
| Lubrication | Oil, Grease, Dry |
Overview
High-performance bearing with robust design, suitable for various industrial applications. Offers reliable operation under diverse conditions with multiple lubrication options and high precision grades.
Specifications
| Bore Diameter | 85mm |
| Outer Diameter | 150mm |
| Width | 36mm |
| Seals Type | Open |
| Precision Rating | P0, P6, P5, P4, P2 |
| Lubrication | Oil, Grease, Dry |
Description
High-precision TIMKEN bearing with robust performance. Suitable for industrial applications requiring reliability and durability. OEM/ODM service available. Made in America.
Specifications
| Bore Diameter | 35mm-400mm |
| Outer Diameter | As per model |
| Width | Single Row |
| Material | Bearing Steel |
| Seals Type | Open |
| Precision Rating | P0, P6, P5, P4, P2 |
Description
High-quality roller bearings with open seal design, made from durable bearing steel. Available in various sizes with precision ratings from P0 to P2. Suitable for radial load applications, these separated type bearings offer reliable performance for industrial use.
Specifications
| Model No. | 30305 30306 30307 |
| Precision Rating | P0, P6, P5, P4, P2 |
| Vibration | Z1V1, Z2V2, Z3V3 |
| Specification | 25*62*17 mm |
| Feature | Long Life, High Speed, Low Noise |
| Origin | China |
Description
Premium quality bearings with high precision and low noise operation. Available in multiple models (30305, 30306, 30307) with rich stock supply. Ideal for high-speed applications requiring reliability and durability. Made in China under strict quality control.
Specifications
| Bore Diameter | 17mm |
| Outer Diameter | 40mm |
| Width | 12mm |
| Material | Bearing Steel |
| Seals Type | Open |
| Precision Rating | P0, P6, P5, P4, P2 |
Description
High-performance roller bearing with radial load design, single row configuration, and open seal type for versatile industrial applications. Made from high-quality bearing steel with precise dimensional control.
Specifications
| Bore Diameter | 90mm |
| Outer Diameter | 150mm |
| Width | 45mm |
| Seals Type | Open |
| Material | Bearing Steel |
| Load Direction | Radial Bearing |
Description
High-precision radial roller bearing with open seal design, made of durable bearing steel. Suitable for industrial applications requiring reliable performance under radial loads. Dimensions: 90x150x45mm.
Specifications
| Bore Diameter | 15mm |
| Outer Diameter | 35mm |
| Width | 11mm |
| Seals Type | Open |
| Precision Rating | P0, P6, P5, P4, P2 |
| Lubrication | Oil, Grease, Dry |
Description
High-quality TIMKEN bearing from America, model 30202, featuring reliable performance and durability. Suitable for various industrial applications with OEM/ODM service available.
Specifications
| Bore Diameter | 35mm-400mm |
| Outer Diameter | Based on model |
| Width | 60*130*31mm (specific) |
| Seals Type | Open |
| Material | Bearing Steel |
| Load Direction | Radial Bearing |
Description
High precision roller bearings with open seal design, made of high-quality bearing steel. Suitable for various industrial applications requiring radial load support. Available in multiple models with OEM/ODM service.
Specifications
| Bore Diameter | 100mm |
| Outer Diameter | 180mm |
| Width | 34mm |
| Seals Type | Open |
| Precision Rating | P0, P6, P5, P4, P2 |
| Lubrication | Oil, Grease, Dry |
Description
High precision single row ball bearing with open seal design, suitable for various industrial applications requiring reliable performance. Made in China under BDL brand, offering excellent durability and compatibility.
Specifications
| Bore x Outer Diameter x Thickness | 20 x 152 x 21 mm |
| Precision Rating | P0, P6, P5, P4, P2 |
| Vibration Level | Z1V1, Z2V2, Z3V3 |
| Feature | Long Life, High Speed, Low Noise |
| Service | OEM/ODM Available |
| Origin | Japan |
Description
Premium NTN precision bearings with high-speed, low-noise performance. Ideal for industrial applications requiring reliability and durability. Rich stock available for fast delivery.

















