Flanged Ceramic Bearing Sealed 8x14x4 Miniature8 x 14 x 4 Flanged Ceramic Ball Bearing One Bearing 8 x 14 x 4 Flanged Ceramic Ball Bearing, each bearing is rubber sealed from both sides to protect the bearing from dust or any possible contamination, also bearing is pre lubricated with grease. Item: 8 x 14 x 4 Flanged Ball Bearing Type: Deep Groove Ball Bearing Balls: Ceramic Si3N4 Closures: 2 Rubber Seals Size: 8mm x 14mm x 4mm Inner Diameter: 8mm Outer Diameter: 14mm Width: 4mm Quantity: One