Original 612Z/612ZZ/612 2RS Deep Groove Ball Bearing – High Precision
Basic Info.
| Inner Diameter | 8 mm |
| Outer Diameter | 22 mm |
| Thickness | 7 mm |
| Model NO. | 608 |
| Load Direction | Radial Bearing |
| Material | Bearing Steel |
Introduction
This is a standard deep groove ball bearing (608), non-aligning, unseparated, single-row radial bearing made of high-quality bearing steel. Suitable for general-purpose applications with moderate speed and load. Available in open, shielded (Z/ZZ), sealed (RS/2RS), and other configurations.
Basic Info.
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Specifications
| Bore Diameter | 20 mm |
| Outer Diameter | 52 mm |
| Width | 15 mm |
| Model No. | 6304 |
| Seals Type | ZZ 2RS Open |
| Material | Bearing Steel |
Description
Precision radial bearing with non-aligning design, ideal for industrial applications requiring reliability and durability. Made from high-quality bearing steel, it ensures smooth operation under radial loads. Lubrication options include grease or oil. Suitable for OEM/ODM use with standard precision ratings.
Specifications
| Bore Diameter | 55 mm |
| Seals Type | ZZ 2RS Open |
| Lubrication | Grease or Oil |
| Precision Rating | P0, P6, P5, P4 |
| Vibration Level | Z1V1, Z2V2, Z3V3 |
| Bearing Type | Radial, Non-Aligning |
Description
High-quality 6200 deep groove ball bearing made from bearing steel. Offers reliable performance with options for ZZ, 2RS, or open seals and grease or oil lubrication. Ideal for industrial applications requiring precision P0 to P4 ratings and low vibration (Z1V1 to Z3V3). Durable, unseparated design with single row and radial load capacity.
Specifications
| Bore Diameter | 35 mm |
| Outer Diameter | 80 mm |
| Width | 21 mm |
| Seals Type | ZZ 2RS Open |
| Precision Rating | P0, P6, P5, P4 |
| Lubrication | Grease or Oil |
Description
High-quality NTN deep groove ball bearing Model 6307, made of bearing steel for durability and high performance. Suitable for various industrial applications with reliable radial load capacity and available in multiple precision grades.
Specifications
| Bore Diameter | 85 mm |
| Outer Diameter | 150 mm |
| Width | 28 mm |
| Seals Type | Zz 2RS Open |
| Precision Rating | P0 P6 P5 P4 P2 |
| Material | Bearing Steel |
Description
High-precision radial bearing with non-aligning design, ideal for industrial applications requiring reliability and durability. Made from high-quality bearing steel, it offers excellent performance under various load conditions.
Specifications
| Bore Diameter | 17 mm |
| Outer Diameter | 40 mm |
| Width | 12 mm |
| Seals Type | Zz 2RS Open |
| Lubrication | Grease or Oil |
| Precision Rating | P0, P6, P5, P4 |
Description
This NSK 6203 bearing is made of high-quality bearing steel, featuring a non-aligning, single-row radial design. Ideal for OEM/ODM applications, it ensures reliable performance with low vibration (Z1V1-Z3V3) and comes in standard packaging.
Specifications
| Bore Diameter | 100 mm |
| Outer Diameter | 180 mm |
| Width | 34 mm |
| Model No. | 6220 |
| Seals Type | ZZ 2RS Open |
| Material | Bearing Steel |
Description
Precision radial bearing with non-aligning design, suitable for high-load applications. Offers reliable performance with grease or oil lubrication. Ideal for industrial machinery requiring durability and efficiency.
Specifications
| Bore Diameter | 25 mm |
| Outer Diameter | 52 mm |
| Width | 15 mm |
| Seals Type | ZZ 2RS Open |
| Precision Rating | P0, P6, P5, P4 |
| Lubrication | Grease or Oil |
Description
This NTN 6205 deep groove ball bearing features high precision (P0-P4), available with ZZ/2RS seals, and is made of premium bearing steel. Ideal for radial loads, it ensures reliable performance in various industrial applications.
Specifications
| Model No. | 6203 |
| Dimensions (mm) | 17*40*12 |
| Seals Type | ZZ / 2RS / Open |
| Precision Rating | P0, P6, P5, P4 |
| Clearance | C0 / C2 / C3 |
| Material | Bearing Steel |
Description
High-speed, low-noise deep groove ball bearing with long service life. Suitable for various industrial applications. Available in multiple seal types and precision grades. Made from high-quality bearing steel, ensuring reliability and durability under radial loads.
Specifications
| Bore Diameter | 140 mm |
| Outer Diameter | 300 mm |
| Width | 62 mm |
| Seals Type | ZZ 2RS Open |
| Precision Rating | P0, P6, P5, P4 |
| Material | Bearing Steel |
Description
NACHI 6328 radial bearing features high precision (P0-P4), durable steel construction, and is available with ZZ/2RS seals. Ideal for industrial applications requiring reliability and performance under radial loads.
Specifications
| Inner Diameter | 60 mm |
| Model NO. | 6212 |
| Seals Type | Zz 2RS Open |
| Lubrication | Grease or Oil |
| Precision Rating | P0 P6 P5 P4 P2 |
| Material | Bearing Steel |
Description
The 6212 bearing features a 60 mm inner diameter, made of high-quality bearing steel, suitable for radial loads. It offers multiple sealing and lubrication options, ideal for industrial applications requiring reliability and precision performance.
Specifications
| Inner Diameter | 8 mm |
| Outer Diameter | 22 mm |
| Thickness | 7 mm |
| Model No. | 608 |
| Material | Bearing Steel |
| Seals Type | ZZ 2RS Open |
Description
Precision radial bearing with P0-P6 rating, available in grease or oil lubrication. Non-aligning, single-row design made from high-quality bearing steel. Ideal for OEM/ODM applications requiring reliability and durability in compact size.
Specifications
| Bore Diameter | 75 mm |
| Outer Diameter | 115 mm |
| Width | 20 mm |
| Model NO. | 6015 |
| Material | Bearing Steel |
| Seals Type | ZZ 2RS Open |
Description
Precision radial bearing with non-aligning design, suitable for high-load applications. Made of durable bearing steel with multiple sealing options. Ideal for industrial machinery requiring reliable performance under grease or oil lubrication.

















