W638/3-2Z & W639/3-2RS1 Deep Groove Ball Bearings – High-Quality Factory Direct
Basic Info
| Inner Diameter | 3 mm |
| Outer Diameter | 7 mm |
| Thickness | 3 mm |
| Models | W638/3-2Z, W638/3-2RS1, W639/3-2RS1 |
| Lubrication | Grease or Oil |
| Origin | China |
Introduction
High-performance miniature deep groove ball bearings with rich stock, 100% on-time delivery, and OEM/ODM service. Suitable for precision instruments and compact mechanisms. Grease technology rated “High”, vibration grades Z1V1–Z3V3, certified HS Code 8482102000.
Basic Info.
Related Products
Specifications
| Bore Diameter | 20mm |
| Outer Diameter | 42mm |
| Width | 8mm |
| Material | Bearing Steel |
| Load Direction | Radial Bearing |
| Certification | ISO9001:2008 |
Description
Precision radial bearing with 20x42x8mm dimensions, made from high-quality bearing steel. Ideal for industrial applications requiring reliable performance. Available with grease or oil lubrication. OEM/ODM service supported.
Specifications
| Bore Diameter | 19mm |
| Outer Diameter | 26mm |
| Width | 5mm |
| Material | Bearing Steel |
| Load Direction | Radial |
| Origin | China |
Description
Premium radial bearing with 19x26x5mm dimensions, made of high-quality bearing steel. Ideal for various industrial applications requiring reliable performance. Sealed design ensures durability and smooth operation. Manufactured by BDL in China.
Specifications
| Bore Diameter | 55 mm |
| Outer Diameter | 100 mm |
| Width | 21 mm |
| Material | Bearing Steel |
| Load Direction | Radial |
| Origin | Germany/Sweden/Japan |
Description
Premium radial bearing with precision engineering. Model variants 6211–6216 offer reliable performance. Single-row design, 0° contact angle, and packed transport ensure durability and ease of use. Ideal for industrial applications requiring consistent rotational accuracy.
Product Parameters
| Bore Diameter | 190mm |
| Outer Diameter | 290mm |
| Width | 31mm |
| Model No. | 16038 |
| Material | Bearing Steel |
| Load Direction | Radial Bearing |
Description
Premium radial bearing with model 16038, made of high-quality bearing steel. Designed for durability and performance, it features precise dimensions of 190x290x31mm, suitable for various industrial applications requiring reliable radial load support.
Specifications
| Bore Diameter | 260mm |
| Outer Diameter | 320mm |
| Width | 28mm |
| Material | Bearing Steel |
| Load Direction | Radial |
| Origin | China |
Description
Premium radial bearing with model number 61852, made from high-quality bearing steel. Designed for reliable performance in industrial applications. Compact size with dimensions of 260x320x28mm, suitable for various machinery systems requiring radial load support.
Specifications
| Model NO. | 16052 |
| Inner/Outer Diameter x Thickness | 360x400x44mm |
| Rows Number | Single |
| Load Direction | Radial Bearing |
| Material | Bearing Steel |
| Origin | Germany, Sweden, Japan |
Description
Premium radial bearing with single row design, made of high-quality bearing steel. Ideal for heavy-duty industrial applications requiring reliable performance under radial loads. Compact 360x400x44mm dimensions ensure compatibility in standard housings.
Specifications
| Bore Diameter | 80mm |
| Outer Diameter | 125mm |
| Width | 14mm |
| Model No. | 16016 |
| Material | Bearing Steel |
| Origin | China |
Description
Premium radial bearing with single row design, ideal for high precision applications. Made from durable bearing steel, ensuring reliable performance under radial loads. Compact size and robust construction make it suitable for various industrial uses.
Specifications
| Model No. | 16010 |
| Dimensions (mm) | 50*80*10 |
| Load Direction | Radial Bearing |
| Material | Bearing Steel |
| Contact Angle | 0° |
| Origin | China |
Description
Premium radial bearing with model 16010, made of high-quality bearing steel. Designed for reliable performance under radial loads, featuring zero contact angle and compact dimensions of 50x80x10mm. Ideal for industrial applications requiring durability and precision. Packed securely for transport.
Specifications
| Bore Diameter | 190mm |
| Outer Diameter | 240mm |
| Width | 24mm |
| Material | Bearing Steel |
| Load Direction | Radial |
| Sealed Type | Open |
Description
Premium radial bearing with model 61838, made of high-quality bearing steel. Designed for reliable performance in various industrial applications. Precision engineered in China with a compact size of 190x240x24mm.
Specifications
| Bore Diameter | 12mm |
| Outer Diameter | 28mm |
| Width | 8mm |
| Material | Bearing Steel |
| Load Direction | Radial |
| Sealed Package | Packed |
Description
Precision radial bearing made of high-quality bearing steel, ideal for reliable performance in industrial applications. Compact size with 12x28x8mm dimensions, sealed and ready for durable operation.
Specifications
| Bore Diameter | 85mm |
| Outer Diameter | 120mm |
| Width | 18mm |
| Material | Bearing Steel |
| Load Direction | Radial |
| Model NO. | 61917 |
Description
Premium radial bearing with high precision and durability. Made from quality bearing steel, suitable for various industrial applications. Compact design with reliable performance under continuous operation.
Specifications
| Bore Diameter | 65mm |
| Outer Diameter | 100mm |
| Width | 11mm |
| Material | Bearing Steel |
| Brand | NTN |
| Origin | Germany/Sweden/Japan |
Description
Premium radial bearing with single row design, ideal for high-precision applications. Durable bearing steel construction ensures long service life. Compact size and 0° contact angle provide efficient performance under radial loads.