Wuxi Guangqiang Bearing Trade Co.,Ltd
| Certifiion | ISO90001 |
| Payment Terms | T/T,,Paypal, |
| Supply Ability | 10000.pcs / Month |
| Delivery Time | Within 3 days |
| Packaging Details | Plastic Box + Carton Box |
| Product name | MR63-2RS Deep Grove Ball Bearing |
| Material | Chrome Steel/GCr15 Stainless Steel |
| Structure | Deep Groove |
| Row Type | Single row |
| I.D | 6.35 mm |
| O.D | 12.7 mm |
| Width | 4.762 mm |
| Sample | available |
| Brand Name | GQZ or OEM |
| Model Number | MR63-2RS |
| Place of Origin | China |
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Product Specification
| Certifiion | ISO90001 | Payment Terms | T/T,,Paypal, |
| Supply Ability | 10000.pcs / Month | Delivery Time | Within 3 days |
| Packaging Details | Plastic Box + Carton Box | Product name | MR63-2RS Deep Grove Ball Bearing |
| Material | Chrome Steel/GCr15 Stainless Steel | Structure | Deep Groove |
| Row Type | Single row | I.D | 6.35 mm |
| O.D | 12.7 mm | Width | 4.762 mm |
| Sample | available | Brand Name | GQZ or OEM |
| Model Number | MR63-2RS | Place of Origin | China |
| High Light | SR188 stainless steel hybrid bearing ，R188 ceramic ball bearing ，6.35x12.7x4.762 mm deep groove bearing | ||
The SR188 hybrid ceramic ball bearing is a high-performance miniature bearing designed for high-speed, low-friction, and corrosion-resistant appliions.
With silicon nitride ceramic balls and stainless steel rings, this bearing offers lower weight, higher speed capability, and longer service life compared to standard steel bearings. It is widely used in medical devices, high-speed spindles, and precision equipment.
| Parameter | Value |
|---|---|
| Bearing Model | SR188 |
| Bearing Type | Hybrid Ceramic Deep Groove Ball Bearing |
| Inner Diameter | 1/4 inch (6.35 mm) |
| Outer Diameter | 1/2 inch (12.7 mm) |
| Width | 3/16 inch (4.76 mm) |
| Ball Material | Silicon Nitride Si3N4 Ceramic |
| Ring Material | Stainless Steel |
| Cage Type | Steel Cage / Polymer Cage Optional |
| Sealing Type | Open, ZZ, 2RS Optional |
Hybrid ceramic design for high-speed and low-friction operation
Silicon nitride balls reduce heat generation and wear
Corrosion-resistant stainless steel rings
Low noise and smooth rotation
Suitable for high-speed and precision appliions
Long service life with minimal maintenance
High-speed spindles and CNC equipment
Medical and dental devices
Robotics and automation systems
Precision instruments and laboratory equipment
Performance hobby and sports equipment
ISO 9001 certified manufacturing and quality control
Precision grinding and strict dimensional inspection
Stable batch production for consistent quality and delivery
OEM and ODM customization for material, seals, and tolerance grades
Competitive factory pricing with global export experience
Technical support for bearing selection and appliion optimization
Hybrid ceramic bearings use ceramic balls and steel rings, providing lower friction, higher speed capability, and longer service life than conventional steel bearings.
Yes. We offer ABEC 1, ABEC 3, ABEC 5, and ABEC 7 precision grades depending on appliion requirements.
Yes. SR188 bearings can be supplied with metal shields (ZZ) or rubber seals (2RS) for improved contamination protection.
Company Details
Business Type:
Manufacturer,Distributor/Wholesaler,Exporter,Trading Company
Year Established:
1989
Total Annual:
1000000-10000000
Employee Number:
10~100
Ecer Certification：
Verified Supplier
Established in 1999, Wuxi Guangqiang Bearing Trade Co.,Ltd works hard in researching and manufacturing high quality bearings and rely on it's advantages of strong technologies, advanced equipment, professional technical team, quality production and reasonable prices has gain a broad... Established in 1999, Wuxi Guangqiang Bearing Trade Co.,Ltd works hard in researching and manufacturing high quality bearings and rely on it's advantages of strong technologies, advanced equipment, professional technical team, quality production and reasonable prices has gain a broad...
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