Category: Metric Ball Bearings 
Bearing Type: Non-Flanged, Shielded 
Bearing Number: S688ZZ
Bore (inches): 0.3150
Outer Diameter (inches): 0.6299
Width Shielded (inches): 0.1970
Chamfer 0.012
Dynamic Load Rating:  
Static Load Rating:   
# Of Balls w/ Crown Retainer: 8
# Of Balls w/ Ribbon Retainer: 8
# Of Balls w/ Machined Retainer: 8
Ball Size: 3/32
Crown Retainer: STD  
Ribbon Retainer: AVL  
Machined Retainer: AVL  
Inner Land Diameter: 0.365
Outer Land Diameter: 0.515
Bore (mm): 8
Outer Diameter (mm): 16
Width Shielded (mm): 5