R144 Deep Groove Ball Bearing 3.175mm ID x 6.35mm OD for Dental Instruments and High-Speed Applications
Inch size ball bearings are single row deep groove ball bearings manufactured from various materials including chrome steel, stainless steel, and ceramics. In addition to conventional bearings, we offer flanged bearings and custom non-standard bearings tailored to customer specifications.
- Sealed forms: Open (no cover), metal shield with dust cover (ZZ), rubber seal (2RS)
- Cage options: Steel cage, nylon cage
- Quality grades: ABEC-1, ABEC-3, ABEC-5 / Z1V1, Z2V2, Z3V3
- Bearing types: 6000, 6200, 6300, 6700, 6800, 6900 series, flanged series, miniature series, inch size series
- Rotating speed: High-speed models available up to 450,000 RPM for dental drills and spindles; low-speed options for jewelry, toys, and industrial robots
| Parameter | Specification |
|---|---|
| Brand | CIE |
| Inner Diameter (ID) | 3.175mm |
| Outer Diameter (OD) | 6.35mm |
| Width | 2.38mm |
| Certification | ISO9001:2008, ISO14001:2015, OHSAS 18001:2007 |
| Packing | 10 or 50 pieces per plastic tube |
| Delivery Time | 10-30 Days |
| Payment Methods | L/C, T/T, D/P, Paypal |
| Minimum Order Quantity | 100 Pieces |
| Precision Grade | ABEC-1, ABEC-3, ABEC-5 |
| Noise Level | Z1, Z2, Z3 |
| Vibration Level | V1, V2, V3 |
| Seal Type | Open, ZZ, 2RS |
Our manufacturing facility operates under ISO9001:2015 quality management system, ISO14001:2015 environment management system, and OHSAS 18001:2007 health and safety management standards. We utilize advanced equipment, sophisticated craftsmanship, and high technology to ensure superior product quality.
- Hardness testing instruments
- Roundness measurement machines
- Surface roughness analyzers
- Noise and BVT testing equipment
- Clearance measurement instruments
- Dimensional verification tools for inner/outer diameter and width
- Raw material chemical composition analysis
Our comprehensive testing center provides scientific results for finished products, enabling continuous process improvements and ensuring product lifespan expectations are met. We conduct 100% inspection or freedom product testing as per customer requirements before shipment.
Inch size ball bearings are suitable for various applications including:
- Gearboxes and transmission systems
- Instrumentation and measurement devices
- Electric motors and generators
- Motorcycle components
- Household appliances
- Fitness and body building equipment
- Transportation vehicles
- Agricultural machinery
- Printing machinery
- Massage chairs and therapeutic equipment
- Air conditioning systems
- Construction machinery
- Roller skates and sporting goods
- 24-hour response time for customer inquiries
- Strict quality control throughout production process
- Random inspection before every delivery
- Responsible handling of all business-related issues
Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.