Koyo 30312 Tapered Roller Bearing – High Performance
Basic Info.
| Inner Diameter | 60 mm |
| Outer Diameter | 130 mm |
| Thickness | 31 mm |
| Model No. | 30312 |
| Brand | KOYO |
| Origin | Japan |
Introduction
High-precision angular contact ball bearing with P0–P2 rating, suitable for OEM/ODM applications. Lubricated with grease or oil, vibration grade Z1V1–Z3V3. Compact 60×130×31 mm design, HS Code 8482200000.
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
Product Parameters
| Bore Diameter | 20mm |
| Outer Diameter | 42mm |
| Width | 15mm |
| Material | Bearing Steel |
| Seals Type | Open |
| Precision Rating | P0, P6, P5, P4, P2 |
Description
High-performance roller bearing with open seal design, made of high-quality bearing steel. Suitable for radial load applications, precision-rated options available. Ideal for industrial machinery requiring reliability and durability.
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 | 55 mm |
| Outer Diameter | 100 mm |
| Width | 35 mm |
| Seals Type | Open |
| Material | Bearing Steel |
| Load Direction | Radial Bearing |
Description
Premium radial roller bearing with open seal design, made of high-quality bearing steel. Offers reliable performance in demanding applications. Precision rated P0-P2, suitable for OEM/ODM use. Compact size: 55x100x35mm.
Specifications
| Bore x Outer Diameter x Thickness | 60x130x46 mm |
| Precision Rating | P0, P6, P5, P4, P2 |
| Vibration Level | Z1V1, Z2V2, Z3V3 |
| Noise & Speed | Low Noise, High Speed |
| Service | OEM/ODM Available |
| Origin | China |
Overview
High-performance bearing with long service life, suitable for high-speed applications. Offers low noise operation and comes in multiple precision grades. Ideal for industrial use with reliable OEM/ODM support and stable supply from rich stock.
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
| Model No. | 32204 |
| Precision Rating | P0, P6, P5, P4, P2 |
| Vibration | Z1V1, Z2V2, Z3V3 |
| Feature | Long Life, High Speed, Low Noise |
| Specification | 105*190*68 mm |
| Origin | China |
Description
High-performance bearing with durable design, suitable for high-speed applications requiring low noise and long service life. Made in China, available in large stock.
Specifications
| Bore x Outer x Thickness | 17*30*7 mm |
| Model NO. | 32004 32005 32006 32007 |
| Precision Rating | P0, P6, P5, P4, P2 |
| Vibration | Z1V1, Z2V2, Z3V3 |
| Feature | Long Life, High Speed, Low Noise |
| Origin | Japan |
Description
High-precision NTN bearings from Japan offer long life, low noise, and high-speed performance. Available in multiple models with rich stock and OEM/ODM service support.
Specifications
| Bore Diameter | 40 mm |
| Outer Diameter | 90 mm |
| Thickness | 23 mm |
| Precision Rating | P0, P6, P5, P4, P2 |
| Noise Level | Low Noise |
| Origin | China |
Description
High-speed, long-life bearing with low noise performance. Available in multiple precision classes (P0-P2). Ideal for OEM/ODM applications. Rich stock and fast delivery.
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 | 80mm |
| Outer Diameter | 130mm |
| Width | 37mm |
| Seals Type | Open |
| Precision Rating | P0, P6, P5, P4, P2 |
| Lubrication | Oil, Grease, Dry |
Description
TIMKEN 33116 single row bearing with open seal design offers high precision and durability. Suitable for various industrial applications requiring reliable performance under diverse lubrication conditions.
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
| Model No. | 30324 30326 30328 30330 |
| Precision Rating | P0, P6, P5, P4, P2 |
| Vibration | Z1V1, Z2V2, Z3V3 |
| Inner/Outer Diameter, Thickness | 120*260*55 mm |
| Feature | Long Life, High Speed, Low Noise |
| Origin | Japan |
Description
Premium quality bearings with high precision and low noise operation. Ideal for industrial applications requiring reliability and performance. Made in Japan by Koyo, ensuring durability and efficiency under high-speed conditions.

















