Koyo 634-639 Deep Groove Ball Bearings 2RS Sealed
Product Parameters
| Model NO. | 634 635 636 637 638 639 |
| Delivery Rate | 100.0% |
| Capacity | 200000000 Pcs/Year |
| Package | Standard Industrial Packaging |
| Origin | China |
| HS Code | 8482102000 |
Description
High-quality bearings with various models and sizes, featuring reliable performance and stable delivery. Made in China, suitable for industrial applications worldwide.
Basic Info.
- Pillow Block Bearing
- Cylindrical Roller Bearing
- Spherical Plain Bearing
- Thrust Self-aligning Roller Bearing
- Plain Bearing
- Spherical Roller Bearing
- Self-Aligning Ball Bearing
- Taper Roller Bearing
- Thrust Needle Roller Bearing
- Needle Bearing
- Bearing Block
- Deep Groove Ball Bearing
- Alloy Guide Rail
- Angular Contact Ball Bearing
- Linear Bearing
- Auto Bearing
- Machine Tools Accessories
- Auto Air Conditioning Compressor
- Thrust Ball Bearing
Related Products
Product Parameters
| Bore (d) | 10-45mm |
| Outer Diameter (D) | 30-85mm |
| Width (B) | 9-19mm |
| Model No. | 6200, 6201, 6202, 6203, 6204 |
| Origin | China |
| Trademark | Koyo NTN |
Overview
High-performance bearings with 100% on-time delivery. Durable design, suitable for industrial applications.
Specifications
| Bore Diameter | 55 mm |
| Outer Diameter | 90 mm |
| Width | 18 mm |
| Model No. | 6011-2RS |
| Material | Bearing Steel |
| Origin | Japan |
Description
Precision radial bearing with non-aligning design, suitable for high-speed applications. Made of high-quality bearing steel, ensuring durability and performance. Ideal for OEM and industrial use.
Specifications
| Model No. | 6201 2RS |
| Trademark | KOYO |
| Origin | China |
| Transport Package | Standard Industrial Packaging |
| HS Code | 8482102000 |
Description
High-quality deep groove ball bearing with dust seals on both sides, suitable for various industrial applications requiring reliable performance and long service life.
Specifications
| Model No. | 6203 ZNR |
| Trademark | KOYO |
| Origin | China |
| HS Code | 8482102000 |
| Packaging | Standard Industrial Packaging |
Description
Precision ball bearing with reliable performance for various industrial applications.
Specifications
| Bore x Outer x Width | 25 x 52 x 15 mm |
| Lubrication | Grease or Oil |
| Precision Rating | P0, P6, P5, P4 |
| Clearance | C0 / C2 / C3 |
| Feature | High Speed, Low Noise, Long Life |
| Origin | Japan |
Overview
NACHI 6205 bearing offers high precision and reliability for demanding applications. Designed for smooth, quiet operation with excellent durability. Available in various clearance and precision grades to meet specific requirements.
Specifications
| Bore (mm) | 10 |
| Outer Diameter (mm) | 15 |
| Width (mm) | 3 |
| Model No. | 6700 6701 6702 |
| Weight (kg) | 0.002 |
| Origin | China |
Description
High precision miniature bearing with reliable performance. Suitable for various mechanical applications requiring smooth operation and durability. OEM/ODM service available. Complies with ISO9001:2008 standards.
Specifications
| Bore Diameter | Variants: 10mm to 25mm (6200-6205) |
| Outer Diameter | Variants: 30mm to 52mm |
| Width | Variants: 9mm to 15mm |
| Delivery Rate | 100.0% |
| Production Capacity | 200,000,000 Pcs/Year |
| Origin | China |
Description
High-quality NTN, NSK, Koyo branded 6200 series deep groove ball bearings. Precision-engineered for reliability, available in multiple sizes, ideal for industrial applications.
Specifications
| Bore Diameter | 40 mm |
| Outer Diameter | 90 mm |
| Thickness | 23 mm |
| Seals Type | ZZ 2RS Open |
| Precision Rating | P0, P6, P5, P4 |
| Lubrication | Grease or Oil |
Description
The NTN 6308ZZ is a single-row radial ball bearing made of high-quality bearing steel, ideal for various industrial applications. It features reliable sealing options (Zz 2RS Open), precise performance ratings (P0-P4), and operates with low vibration levels. Suitable for OEM/ODM use.
Specifications
| Bore Diameter | 17 mm |
| Outer Diameter | 47 mm |
| Width | 14 mm |
| Precision Rating | P0, P6, P5, P4, P2 |
| Lubrication | Grease or Oil |
| Material | Bearing Steel |
Overview
High-quality radial bearing with non-aligning design, ideal for industrial applications requiring durability and precision. Made from bearing steel, it supports OEM/ODM service and is suitable for various machinery uses.
Specifications
| Model No. | S6011 |
| Origin | Germany, Sweden, Japan |
| HS Code | 8482102000 |
| Specification | 55*90*18mm |
| Trademark | SKF |
| Certification | ISO9001:2008 |
Description
High-quality bearing with stable performance, widely used in industrial machinery. Made by SKF, ensuring reliability and durability under various operating conditions.
Specifications
| Model NO. | 6200 6201 6202 6203 6204 6205 6300 |
| On-Time Delivery Rate | 100.0% |
| Capacity | 200000000 Pieces/Year |
| Transport Package | Standard Industrial Packaging |
| Origin | China |
| HS Code | 8482102000 |
Description
High-quality bearings with various models available, produced in China, ensuring reliable performance and on-time delivery. Suitable for industrial applications with consistent quality control and efficient packaging for safe transport.
Specifications
| Bore (mm) | Various models available |
| Outer Diameter (mm) | Different sizes offered |
| Width (mm) | Varies by model |
| Delivery Performance | 100.0% on-time delivery |
| Production Capacity | 200,000,000 pcs/year |
| Origin | China |
Description
High-performance bearings with reliable quality, suitable for industrial applications requiring precision and durability.

















