R8ZZ Bearing 1/2"x1-1/8"x5/16 inch Shielded

R8ZZ Shielded Ball Bearing - 1/2" x 1-1/8" x 5/16" 
Chrome Steel - Electric Motor Quality

The R8ZZ is a high-precision, electric motor quality deep groove ball bearing, designed for smooth, long-lasting performance in compact mechanical systems. Measuring 1/2" inner diameter, 1-1/8" outer diameter, and 5/16" width, this bearing is ideal for small motors, tools, and hobby machinery.

Made from hardened chrome steel, the R8ZZ features dual metal shields (ZZ) that protect against dust and contamination, while maintaining the grease inside for self-lubricated, maintenance-free operation.

🔧 Product Specifications:

• ✅ Item: R8ZZ Ball Bearing

• ✅ Type: Deep Groove Ball Bearing

• ✅ Material: Chrome Steel

• ✅ Closures: Double Metal Shields (ZZ)

• ✅ Lubrication: Pre-Greased (Self-Lubricated)

• ✅ Quality: Electric Motor Grade

• ✅ Inner Diameter (ID): 1/2"

• ✅ Outer Diameter (OD): 1-1/8"

• ✅ Width: 5/16"

• ✅ Dynamic Load Rating: 510.8 KGF

• ✅ Static Load Rating: 241.3 KGF

• ✅ Quantity: 1 Bearing

💡 Customer Tip - When should you choose shielded bearings over sealed ones?
Answer: Shielded bearings (ZZ) are ideal when you need protection from light contamination and want lower rolling resistance for high-speed applications. They're great for enclosed environments like electric motors or tools where exposure to debris is minimal.

⚙️ Compact, efficient, and built for speed - R8ZZ shielded bearings deliver consistent reliability for a wide range of motorized and mechanical applications.