SFR188ZZ Flanged Stainless Steel Bearings, the inner diameter is 1/4" inch, outer diameter is 1/2" inch and the width is 3/16" inch, this is a popular size that could be used in many applications, each bearing has 2 metal shields to protect the bearing from dust or any possible contamination, also bearings are pre-lubricated with grease.

• Item: SFR188ZZ Flanged Ball Bearings
• Type: Deep Groove Ball Bearings
• Material: Stainless Steel
• Closures: 2 Metal Shields
• Lubrication: Self Lubricated (Grease)
• Size: 1/4" x 1/2" x 3/16" inch
• Dynamic load rating: 108.2 KGF
• Static load rating: 44.2 KGF
• Quantity: 10 Bearings