Koyo 30314-30318DJR Tapered Roller Bearings – High-Load, Precision, OEM Grade
Basic Info.
| Inner Diameter | — |
| Outer Diameter | — |
| Thickness | — |
| Models | 30314DJR, 30315DJR, 30316DJR, 30317DJR, 30318DJR |
| Origin | China |
| Brand | Timken, SKF, NSK, NTN, Koyo, NACHI, IKO |
High-precision tapered roller bearings with industrial packaging. Compliant with HS Code 8482220000. Production capacity: one million pieces per year.
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 | 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 | 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 | 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
| 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
| Inner Diameter | 65mm |
| Outer Diameter | 100mm |
| Thickness | 27mm |
| Model NO. | 33013, 33113, 30213 |
| Material | Bearing Steel |
| Seals Type | Open |
Description
High precision radial roller bearing with open seal design, made of durable bearing steel. Suitable for various industrial applications requiring reliable performance under radial loads. Offers OEM/ODM service with stable production capacity.
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 | 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
| Model NO. | 32218-32224 |
| Precision Rating | P0, P6, P5, P4, P2 |
| Vibration | Z1V1-Z3V3 |
| Feature | High Speed, Low Noise, Long Life |
| Origin | Japan |
| Trademark | NSK |
Description
Premium precision bearings from NSK, designed for high-speed and low-noise performance. Available in multiple models with rich stock and OEM/ODM support. Ideal for industrial applications requiring reliability and durability.
Specifications
| Model No. | 32226-32234 |
| Precision Rating | P0, P6, P5, P4, P2 |
| Vibration | Z1V1 to Z3V3 |
| Feature | Long Life, High Speed, Low Noise |
| Origin | Japan |
| Trademark | NTN |
Description
Premium NTN bearings from Japan offer high precision, low noise, and long service life. Ideal for high-speed applications with reliable performance and rich stock availability.
Specifications
| Bore Diameter | 40mm |
| Outer Diameter | 68mm |
| Width | 19mm |
| Model Numbers | 32008, 33008, 33108, 30208, 32208 |
| Precision Rating | P0, P6, P5, P4, P2 |
| Material | Bearing Steel |
Description
High-precision roller bearings with open seal design, suitable for radial loads. Made from high-quality bearing steel, these single-row bearings offer reliable performance in various industrial applications. Available in multiple model numbers and precision grades.
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 | 15mm |
| Outer Diameter | 42mm |
| Width | 14.25mm |
| Seals Type | Open |
| Material | Bearing Steel |
| Trademark | TIMKEN |
Description
High-precision radial roller bearing with open seal design, made of durable bearing steel. Ideal for industrial applications requiring reliability and performance. OEM/ODM service available.

















