31309 Taper Roller Bearing – Low Noise for Mining Machinery
Basic Specifications
| Inner Diameter | 45 mm |
| Outer Diameter | 100 mm |
| Width/Thickness | 27.25 mm |
| Model No. | 31309 |
| Cage Material | Iron/Brass/Nylon |
| Bearing Type | Tapered Roller Bearing |
Product Overview
High-precision tapered roller bearing (Model 31309) with dimensions 45×100×27.25 mm. Features iron/brass/nylon cage, P0–P2 precision grades, radial load capacity, and optional seals (ZZ/2RS/Open). Suitable for OEM/ODM applications. Made in China, HS Code 8482200000.
Basic Info.
Related Products
Specifications
| Model NO. | 68149/10 |
| Bore Type | Open |
| Material | Bearing Steel |
| Rolling Body | Roller Bearings |
| Precision Rating | P0 P6 P5 P4 P2 |
| Dimensions (mm) | 34.988*16.764*1.3 |
Description
TIMKEN 68149/10 bearing features high-precision roller design, made of durable bearing steel. Ideal for radial load applications with OEM/ODM service support. Compact size: 34.988×16.764×1.3mm, suitable for industrial machinery and automotive systems requiring reliable performance.
Specifications
| Bore Diameter | 95 mm |
| Outer Diameter | 170 mm |
| Width | 43 mm |
| Seals Type | ZZ 2RS Open |
| Precision Rating | P0, P6, P5, P4 |
| Lubrication | Grease or Oil |
Description
Premium NACHI bearing from Japan, model 32219, designed for high speed, long life, and low noise performance. Available in rich stock with OEM/ODM service. Ideal for various industrial applications requiring reliable operation under demanding conditions.
Specifications
| Bore Diameter | 65mm |
| Outer Diameter | 140mm |
| Width | 33mm |
| Precision Rating | P0, P6, P5, P4, P2 |
| Lubrication | Grease or Oil |
| Origin | Germany |
Description
High-precision FAG bearing from Germany, suitable for various industrial applications. Offers excellent performance with multiple lubrication options and precision grades. Durable construction ensures reliable operation under demanding conditions.
Specifications
| Bore Diameter | 17mm |
| Outer Diameter | 40mm |
| Width | 16mm |
| Seals Type | Open |
| Precision Rating | P0, P6, P5, P4, P2 |
| Lubrication | Oil, Grease, Dry |
Description
TIMKEN bearing with model options 32203, 30303, 32303, 32904. Single row design, open type seals, suitable for various industrial applications. High precision levels available. OEM/ODM service supported.
Specifications
| Bore x Outer Diameter x Width | 75 x 130 x 27.25 mm |
| Precision Rating | P0, P6, P5, P4, P2 |
| Vibration Level | Z1V1, Z2V2, Z3V3 |
| Feature | Long Life, High Speed, Low Noise |
| Stock Availability | Rich Stocks |
| Origin | China |
Description
High-performance bearings with precise tolerance and low vibration. Ideal for high-speed and long-life applications. Available in large stock quantities, suitable for OEM/ODM projects. Reliable packaging and global shipping options.
Specifications
| Bore x Outer Dia x Width | 35*80*31 mm |
| Model NO. | 32307 32908 32008 33008 |
| Precision Rating | P0, P6, P5, P4, P2 |
| Vibration | Z1V1, Z2V2, Z3V3 |
| Feature | High Speed, Low Noise, Long Life |
| Origin | Japan |
Description
Premium quality NSK bearings from Japan offer high precision, low noise, and long service life. Ideal for high-speed applications with rich stock availability and OEM/ODM support. Efficient delivery by sea or air in standard carton packaging.
Specifications
| Bore Diameter | 30mm |
| Outer Diameter | 55mm |
| Thickness | 20mm |
| Model NO. | 33006, 30206, 32206, 33206, 30306 |
| Material | Bearing Steel |
| Seals Type | Open |
Description
High precision radial roller bearings with open seal design, made of high-quality bearing steel. Suitable for various industrial applications requiring reliable performance under radial loads. Available in multiple standard models with OEM/ODM service support.
Specifications
| Model NO. | 32317 32918 32018 33018 |
| Precision Rating | P0, P6, P5, P4, P2 |
| Vibration | Z1V1, Z2V2, Z3V3 |
| Dimension | 85*180*60 mm |
| Origin | Japan |
| Trademark | NSK |
Description
High precision bearings with low noise, suitable for high-speed applications. Long service life and reliable performance. Available in various precision grades and vibration levels. Rich stock and OEM/ODM service provided.
Specifications
| Model No. | HR30234J |
| Dimension | 170*310*57 mm |
| Precision Rating | P0 P6 P5 P4 P2 |
| Vibration | Z1V1 Z2V2 Z3V3 |
| Feature | Long Life, High Speed, Low Noise |
| Origin | China |
Description
High-performance bearing with precise tolerance and low vibration. Ideal for high-speed applications requiring reliability and durability. Rich stock available for immediate shipment by sea or air.
Specifications
| Bore Diameter | 25 mm |
| Outer Diameter | 52 mm |
| Width | 22 mm |
| Seals Type | Open |
| Material | Bearing Steel |
| Load Direction | Radial Bearing |
Description
Precision roller bearing with open seal design, made of high-quality bearing steel. Ideal for radial load applications requiring durability and performance. Available with OEM/ODM service.
Specifications
| Model No. | 30205 |
| Dimensions | 25*52*15 mm |
| Precision Rating | P0, P6, P5, P4, P2 |
| Clearance | C0, C3, C4 |
| Origin | Japan |
| Trademark | Koyo |
Description
Premium quality bearing with high precision and reliability. Suitable for various industrial applications, offering excellent performance under demanding conditions. OEM/ODM service available.
Specifications
| Bore Diameter | 15 mm |
| Outer Diameter | 35 mm |
| Width | 11 mm |
| Precision Rating | P0, P6, P5, P4, P2 |
| Lubrication | Grease or Oil |
| Origin | China |
Description
High-precision bearing with durable design, suitable for various industrial applications. Offers reliable performance under different lubrication conditions.