NTN Tapered Roller Bearings 30234-31338 – High-Precision, Heavy-Duty
Basic Info.
| Inner Diameter | 170 mm |
| Outer Diameter | 310 mm |
| Thickness | 57 mm |
| Model NO. | 30234 |
| Brand | NTN |
| Origin | Japan |
Introduction
High-precision NTN bearing (P0–P2 rating), long-life, low-noise, high-speed design. Rich stock available. Suitable for OEM/ODM applications. Complies with HS Code 8482200000. Packaged in carton & pallet.
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
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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
| 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
| 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 | 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. | 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
| 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
| 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 | 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 | 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 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 Diameter | 95mm |
| Outer Diameter | 160mm |
| Width | 49mm |
| Seals Type | Open |
| Precision Rating | P0, P6, P5, P4, P2 |
| Lubrication | Oil, Grease, Dry |
Overview
High-performance bearing with robust design, suitable for various industrial applications. Offers reliable operation under diverse conditions with multiple lubrication options and high precision grades.
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.

















