SFR4ZZ Flanged Ball Bearing, the inner diameter is 1/4", outer diameter is 5/8" and the width is 0.196". Bearing is made of Stainless Steel, also bearing is pre-lubricated with grease.

• Item: SFR4ZZ Flanged Ball Bearings
• Type: Deep Groove Ball Bearings
• Closures: 2 Metal Shields
• Lubrication: Self Lubricated (Grease)
• Material: Stainless Steel
• Dimensions: 1/4" x 5/8" x 0.196" English Size
• ID (inner diameter)/Bore: 1/4" inch
• OD (outer diameter): 5/8" inch
• Width/Height/thickness: 0.196" inch
• Quantity: One Bearing
• Dynamic load rating: 335 LBS
• Static load rating: 139 LBS