ZJU High-Speed 683-689 ZZ Miniature Deep Groove Ball Bearings
Basic Info.
| Inner Diameter | 8 mm |
| Outer Diameter | 16 mm |
| Thickness | 4 mm |
| Model | 688 |
| Type | Radial, Non-Aligning, Single Row |
| Material | Bearing Steel |
Compact deep groove ball bearing with dimensions 8×16×4 mm. Designed for radial loads, non-aligning operation, and standard industrial applications. Available in open, shielded (Z/ZZ), sealed (RS/2RS), and other configurations. Made of high-grade bearing steel, produced in Ningbo, China.
Basic Info.
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 | 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 | 5 mm |
| Outer Diameter | 11 mm |
| Width | 3 mm |
| Material | Bearing Steel |
| Load Direction | Radial |
| Model NO. | S685ZZ |
Description
Precision radial bearing with 5x11x3mm dimensions, made of high-quality bearing steel. Ideal for light-load, high-speed applications. Sealed design ensures durability and smooth operation. Manufactured by NTN with global production 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
| Model No. | 6812 |
| Dimensions | 60*78*10mm |
| Lubrication | Grease or Oil |
| Certification | ISO9001:2008 |
| Origin | China |
| OEM/ODM Service | Available |
Description
Precision bearing model 6812 from BDL, featuring reliable grease or oil lubrication. Certified under ISO9001:2008, manufactured in China with strong production capacity. Ideal for industrial applications requiring durability and consistent performance. Packaging tailored for safe dispatch worldwide.
Specifications
| Bore Diameter | 85 mm |
| Outer Diameter | 150 mm |
| Width | 28 mm |
| Load Direction | Radial Bearing |
| Material | Bearing Steel |
| Lubrication | Grease or Oil |
Description
Precision deep groove ball bearing with high load capacity, suitable for radial loads. Made of high-quality bearing steel with P0-P2 precision ratings, ideal for industrial and OEM applications.
Product Parameters
| Inner Diameter | Varies by model |
| Outer Diameter | Varies by model |
| Thickness | Varies by size |
| Delivery Rate | 100.0% |
| Capacity | 200,000,000 Pieces/Year |
| Origin | China |
Description
High-quality bearings with reliable on-time delivery. Made in China under strict quality control, suitable for industrial applications worldwide.
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 Diameter | 9mm |
| Outer Diameter | 26mm |
| Width | 8mm |
| Model No. | 6700 |
| Material | Material Options Are Available |
| Origin | China |
Description
Premium Deep Groove Ball Bearing with BDL trademark, ideal for various industrial applications. High precision and durability ensure reliable performance. Manufactured in China with a production capacity of 1,000,000 units.
Specifications
| Bore Diameter | 25mm |
| Outer Diameter | 37mm |
| Width | 7mm |
| Material | Bearing Steel |
| Load Direction | Radial |
| Sealed Type | ZZ |
Description
Precision radial bearing with 25x37x7mm dimensions, made of high-quality bearing steel. Ideal for various industrial applications requiring reliable performance and durability.
Specifications
| Model NO. | 6204 NR |
| Trademark | KOYO |
| Origin | China |
| HS Code | 8482102000 |
| Transport Package | Standard Industrial Packaging |
Description
Precision ball bearing with reliable performance for various industrial applications. Available in multiple sizes, ideal for machinery and equipment requiring durability and smooth operation.
Specifications
| Bore Diameter (d): | 17 mm |
| Outer Diameter (D): | 40 mm |
| Width (B): | 12 mm |
| Model No.: | 6203 2RS |
| Trademark: | KOYO |
| Origin: | China |
Description
High-quality deep groove ball bearing 6203 2RS by KOYO, suitable for various industrial applications. Sealed design ensures reliable performance with minimal maintenance.