NSK 31308/31309/31310 Taper Roller Bearings – High-Precision Spindle Bearings
Basic Info.
| Inner Diameter | 40 mm |
| Outer Diameter | 90 mm |
| Thickness | 23 mm |
| Model No. | 31308 |
| Brand | NSK |
| Origin | Japan |
Introduction
High-precision angular contact ball bearing, suitable for OEM/ODM applications. Features grease or oil lubrication, precision grades P0–P2, low vibration (Z1V1–Z3V3), and robust carton/pallet packaging. HS Code: 8482200000.
Basic Info.
Related Products
Specifications
| Bore (mm) | 90 |
| Outer Diameter (mm) | 190 |
| Width (mm) | 46.5 |
| Precision Rating | P0, P6, P5, P4, P2 |
| Noise Level | Low Noise |
| Origin | China |
Description
High-speed, long-life bearing with low noise and rich stock availability. Suitable for OEM/ODM services.
Specifications
| Bore Diameter | 20mm |
| Outer Diameter | 52mm |
| Width | 15mm |
| Seals Type | Open |
| Precision Rating | P0, P6, P5, P4, P2 |
| Lubrication | Oil, Grease, Dry |
Description
High-precision single row ball bearing with model 30304, ideal for OEM/ODM applications. Made in China, it features durable construction, versatile lubrication options, and is suitable for various industrial uses.
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
| 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 | 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
| 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 | 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 | 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 Width | 45*85*23 mm |
| Model NO. | 32209 32210 32211 32212 32213 |
| Precision Rating | P0, P6, P5, P4, P2 |
| Vibration | Z1V1, Z2V2, Z3V3 |
| Feature | Long Life, High Speed, Low Noise |
| Origin | China |
Description
High-performance bearings with precise rating options and low noise operation. Ideal for industrial applications requiring reliability and durability.
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.
Specifications
| Model NO. | 3982/20 |
| Inner/Outer Diameter/Thickness | 70*180*42mm |
| Seals Type | Open |
| Material | Bearing Steel |
| Load Direction | Radial Bearing |
| Origin | China |
Description
High precision roller bearing with open seal design, made of high-quality bearing steel. Suitable for radial load applications, offering reliable performance in industrial machinery. Available in customized dimensions with OEM/ODM service.
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.