KET 6703 / 6703ZZ Deep Groove Ball Bearing (17x23x4mm) - Thin Section Precision Metric Bearing

Product Description:

Overview The KET 6703 series deep groove ball bearing is a premium ultra-thin section component engineered specifically for space-constrained and weight-sensitive mechanical applications. Manufactured by Ningbo Kexiang Bearing Technology Co., Ltd., a specialized and trusted bearing manufacturer established in 2008. Operating under our internationally registered trademark "KET," we supply highly precise metric miniature bearings to global B2B markets. With an impressive annual production volume of 100 million bearing sets, our highly automated manufacturing facilities ensure exceptionally stable supply chains and competitive factory-direct wholesale pricing for OEM manufacturers worldwide.

Key Technical Specifications

• Brand: KET

• Model Variants: 6703 (Open Type) / 6703zz (Shielded Type)

• Inner Diameter (d): 17 mm

• Outer Diameter (D): 23 mm

• Width / Thickness (B/B1): 4 mm

• Chamfer (r): 0.3 mm

• Basic Dynamic Load Rating (Cr): 1000 N

• Basic Static Load Rating (Cor): 658 N

• Limiting Speed (Grease Lubrication): Up to 11,000 RPM

• Limiting Speed (Oil Lubrication): Up to 9,500 RPM

Primary Industrial Applications The KET 10-20mm inner diameter miniature series is highly versatile and trusted by global engineers. Featuring an ultra-compact 17x23x4mm profile, the lightweight 6703 bearing is specifically ideal for:

• Advanced UAV (Drone) motors and compact brushless motors requiring minimal rotational torque.

• Precision medical equipment, scientific instruments, and high-end optical devices.

• ATM machines, automatic cash counters, and commercial printers.

• High-end fishing gear, specialized household appliances, and delicate testing equipment.

Why Choose KET Bearings as Your Strategic Manufacturing Partner?

• World-Class Manufacturing Facility: Located at No.555 Fengshou Road, Jiaochuan Street, Zhenhai District, Ningbo, Zhejiang, China, our advanced factory employs state-of-the-art testing equipment—including automatic bore tests and roundness instruments—to guarantee 100% precision and defect-free compliance.

• Internationally Certified Quality Systems: We operate strictly under rigorous global quality management frameworks. We prioritize complete transparency with our B2B enterprise partners and proudly provide our official certifications upon request.

• Recognized Engineering Innovation: Our continuous investment in engineering R&D is validated by our official recognition as a High-Tech Enterprise and a Technology-Based SME in Zhejiang Province.

• Global Material Safety & Environmental Compliance: We exclusively utilize premium raw materials that meet strict international safety directives, fully backed by our comprehensive third-party SGS laboratory testing reports.

• OEM & Customization Capabilities: Beyond our standard metric catalog, our specialized R&D team is fully equipped to design, engineer, and customize non-standard bearings tailored exactly to your unique project and engineering requirements.

Contact Us for Global Wholesale & Bulk Purchasing

Secure your mechanical supply chain with uncompromising engineering quality, reliable delivery schedules, and competitive factory-direct pricing. Contact our international business development department today for B2B quotes, comprehensive technical datasheets, or to request evaluation samples.