ZJU 6903 2RS Bearing 17x30x7mm High Load
Basic Info.
| Inner Diameter | 17 mm |
| Outer Diameter | 30 mm |
| Thickness | 7 mm |
| Model No. | 6903 |
| Seals Type | ZZ / 2RS / Open |
| Precision Grade | P0, P6, P5, P4 |
Introduction
High-precision deep groove ball bearing with compact dimensions (17×30×7 mm), suitable for industrial OEM/ODM applications. Features multiple seal options, precision grades, and customizable packaging. Made in Cixi Ningbo, China.
Basic Info.
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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. | 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 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
| Model No. | 6000, 6001, 6002, 6003, 6004 |
| Delivery Rate | 100.0% |
| Capacity | 200,000,000 Pcs/Year |
| Package | Standard Industrial Packaging |
| Origin | China |
| HS Code | 8482102000 |
Description
High-quality bearings from China with reliable performance and timely delivery. Suitable for various industrial applications, available in multiple models and sizes under Koyo NTN trademark.
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 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. | 6202 2RS |
| Trademark | KOYO |
| Origin | China |
| HS Code | 8482102000 |
| Packaging | Standard Industrial Packaging |
Description
High-quality deep groove ball bearing with reliable performance for various industrial applications. Sealed design ensures durability and long service life.
Specifications
| Model No. | 6300, 6301, 6305, 6204, 6201, 6203, 6205 |
| Delivery Rate | 100.0% |
| Capacity | 200,000,000 Pcs/Year |
| Package | Standard Industrial Packaging |
| Origin | China |
| HS Code | 8482102000 |
Description
High-quality bearings from China with reliable performance and on-time delivery. Suitable for various industrial applications.
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.
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.
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
| Model No. | 6709 |
| Dimensions | 45*55*6mm |
| Lubrication | Grease or Oil |
| Certification | ISO9001:2008 |
| Origin | China |
| HS Code | 8482102000 |
Description
High-quality bearing with reliable performance, suitable for various industrial applications. Complies with ISO9001:2008 standards, offering durability and efficiency. Ideal for OEM and ODM services.

















