Stainless steel bearings are indispensable in industries prioritizing corrosion resistance, durability, and precision. The SS629 ZZ/RS/OPEN series exemplifies these qualities, offering robust performance across diverse applications. In this guide, we delve into the specifications, benefits, and industrial uses of SS629 bearings, alongside spotlighting Cixi Yongnuo Bearing Co., Ltd., a trusted name in bearing manufacturing.

SS629 ZZ/RS/OPEN Stainless Steel Bearings: Design and Features

The SS629 is a deep groove ball bearing with a 9mm bore, 26mm outer diameter, and 8mm width. The suffixes ZZ, RS, and OPEN denote sealing configurations tailored to different operational needs:

1. 1.SS629 ZZ: Dual metal shields for basic dust protection and moderate-speed operation.

2. 2.SS629 RS: Rubber seals for enhanced contamination resistance and grease retention.

3. 2.SS629 OPEN: Unsealed design for high-speed applications requiring custom lubrication.

Key Advantages:

• Material: Constructed from grade 440C stainless steel, ensuring exceptional resistance to rust, chemicals, and moisture.

• Temperature Tolerance: Stable performance in temperatures ranging from -30°C to +150°C.

• Load Capacity: Optimized for both radial and axial loads, with a dynamic load rating of 5.1 kN and static load rating of 2.3 kN.

• Low Maintenance: Ideal for harsh environments, reducing downtime and operational costs.

Industrial Applications of SS629 Bearings

The SS629 series is engineered for reliability in demanding sectors:

• Food & Beverage: Withstands frequent washdowns and sanitization processes.

• Pharmaceutical: Non-toxic and easy to clean, meeting hygiene standards.

• Marine & Offshore: Resists saltwater corrosion for boat motors and underwater equipment.

• Robotics: Precision and durability for automated systems and conveyor belts.

• Renewable Energy: Used in wind turbine pitch controls and solar tracking systems.

Cixi Yongnuo Bearing Co., Ltd.: Your Trusted Bearing Partner

Based in Ningbo, China, Cixi Yongnuo Bearing Co., Ltd. has been a leading manufacturer of stainless steel bearings since 2005. The company specializes in producing high-performance bearings like the SS629 series, combining cutting-edge technology with stringent quality control.

Why Partner with Yongnuo?

1. Precision Manufacturing: Bearings adhere to ABEC-3/ISO P6 tolerances for consistent accuracy.

2. Certifications: Compliant with ISO 9001:2015, RoHS, and REACH standards.

3. Custom Solutions: Tailored shielding, lubrication (food-grade options available), and dimensional adjustments.

4. Global Reach: Exports to over 30 countries, serving industries from Europe to Southeast Asia.

5. Competitive Pricing: Cost-efficient production without sacrificing quality.

Technical Specifications of SS629 Bearings

Parameter	Specification
Bore Diameter	9 mm
Outer Diameter	26 mm
Width	8 mm
Dynamic Load Rating	5.1 kN
Static Load Rating	2.3 kN
Material	440C 420 304 316 Stainless Steel
Seal Types	ZZ (Metal Shields), RS (Rubber Seals), OPEN

FAQs About SS629 Stainless Steel Bearings

Q: What lubrication is recommended for SS629 OPEN bearings?

A: High-temperature grease like Lithium Complex (Grease NLGI 2) is ideal, but Yongnuo can pre-lubricate bearings based on client requirements.

Q: Are SS629 RS bearings suitable for wet environments?
A: Yes, the rubber seals provide excellent water and chemical resistance, making them ideal for marine or food processing applications.

Q: Does Cixi Yongnuo offer bulk order discounts?
A: Absolutely. The company provides volume pricing and flexible MOQs to accommodate small and large-scale projects.

Conclusion

The SS629 ZZ/RS/OPEN stainless steel bearings are engineered to excel in corrosive, high-load, and extreme-temperature environments. Whether you operate in food production, renewable energy, or robotics, Cixi Yongnuo Bearing Co., Ltd. provides durable, precision-crafted solutions backed by exceptional technical support. Visit their website to explore their full range of stainless steel bearings and elevate your operational efficiency.