30304JR Taper Roller Bearing – Koyo Japan, High-Precision
Basic Info.
| Inner Diameter | 40.00 cm |
| Outer Diameter | 40.00 cm |
| Thickness | 40.00 cm |
| Model NO. | 30304 |
| Rows Number | Single |
| Seals Type | Open/Zz/2RS |
Introduction
High-speed, low-noise bearing with long life. Available in precision grades P0–P4, multiple cage materials (steel/copper/nylon), and clearance options C0/C2/C3. Rich stock, global brands (KOYO, NTN, NSK, TIMKEN), origin: Japan & USA. HS Code: 8482102000.
Basic Info.
Related Products
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 | 85 mm |
| Outer Diameter | 150 mm |
| Width | 28 mm |
| Precision Rating | P0, P6, P5, P4, P2 |
| Lubrication | Grease or Oil |
| Origin | China |
Description
High-performance bearing with precise engineering, suitable for industrial applications requiring reliability and durability. Available in multiple precision grades and lubrication options.
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.
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
| Model No. | 32014 33014 33114 30214 32214 33214 |
| Precision Rating | P0, P6, P5, P4, P2 |
| Vibration | Z1V1, Z2V2, Z3V3 |
| Dimension | 70*110*25 mm |
| Feature | Long Life, High Speed, Low Noise |
| Origin | China |
Description
High precision bearing with excellent vibration control and durable performance. 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 | 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 | 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
| 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
| 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
| 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.