R166 ZZ Bearing, ID 3/16 inch x OD 3/8 inch x 1/8 inch Miniature Ball Bearing, Metal Shielded and Pre-Lubricated with Grease, 3/16 inch Precision Roller Bearing (10 Pack): Amazon.com: Industrial & Scientific
1-1/2" SER208-24 Insert Bearing with Set Screw: Amazon.com: Industrial & Scientific
Qty. 10) 1614-ZZ Metal Shields Bearing 1614Z Ball Bearing 3/8" x 1-1/8" x 3/8": Amazon.com: Industrial & Scientific
Amazon.com: SKF 6082Z Single Row Deep Groove Ball Bearing : Toys & Games