ZJU China Bearing 693 W693 3×8×4mm – High-Precision Mini Ball Bearing
Basic Info.
| Inner Diameter | 3 mm |
| Outer Diameter | 8 mm |
| Thickness | 4 mm |
| Model NO. | W693 |
| Load Direction | Radial Bearing |
| Material | Bearing Steel |
Description
This is a compact non-aligning radial bearing (W693) with dimensions 3×8×4 mm. Made of high-quality bearing steel, it features open/ZZ/RS sealing options and is ideal for light-duty applications requiring precision and reliability. Origin: Ningbo, China.
Basic Info.
Related Products
Specifications
| Bore Diameter | 40mm |
| Outer Diameter | 52mm |
| Width | 7mm |
| Material | Bearing Steel |
| Load Direction | Radial |
| Origin | Germany/Sweden/Japan |
Description
NTN S6808ZZ deep groove ball bearing, single row design, precision radial performance. Ideal for high-speed applications with reliable durability. Contact angle 0° ensures pure radial load support. Supplied in packed packaging, ready for industrial use.
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
| Bore Diameter | 70mm |
| Outer Diameter | 90mm |
| Width | 10mm |
| Material | Bearing Steel |
| Load Direction | Radial |
| Model | S6814ZZ |
Description
Precision radial bearing with 70x90x10mm dimensions, made of high-quality bearing steel. Ideal for industrial applications requiring reliable performance. Manufactured by NTN with global production standards.
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.
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 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.
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
| 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
| 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.
Specifications
| Bore Diameter | 105 mm |
| Outer Diameter | 225 mm |
| Width | 49 mm |
| Model No. | 6321-2RS |
| Material | Bearing Steel |
| Lubrication | Grease or Oil |
Description
Precision radial bearing with non-aligning design, ideal for high-speed applications. Made of durable bearing steel, it offers reliable performance under radial loads. Available with grease or oil lubrication options and comes in standard packaging for safe transport.
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 | 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.