6918 NSK Open Deep Groove Ball Bearing 90mm inside x 125mm outside x 18mm wide Open 122 mm Diameter of spacer

122 mm Diameter of spacer sleeve

Reference speed: 20 000 r/min

Set Screw Fastening: M8

even after extended service

Nlim - Grease lubrication limit speed 7300 tr/min

6918 NSK Open Deep Groove Ball Bearing 90mm inside x 125mm outside x 18mm wide Open 122 mm Diameter of spacerNSK Pressed Steel Cages Single row deep groove ball bearings are the most common type of rolling bearings. Their use is very widespread. In addition to open type bearings, these bearings often have steel shields or rubber seals installed on one or both sides and are prelubricated with grease. Also, snap rings are sometimes used on the periphery. As to cages, pressed steel ones are the most common. For big deep groove ball bearings, machined brass