NSK Deep Groove Ball Bearings 6022VV ,Single Row D=110 Hose Clamp Screwdriver SP VESSEL Air Die Grinder CRB2BW30 100DEZ SP VESSEL Air Die Grinder SP 1220 NSK Deep Groove Ball Bearings 6019ZZ due to contact seal Speed capability Good Good Limited by contact seals Grease sealing effectiveness Good Better than ZZ type Slightly better than VV type Dust resistance Good Better than ZZ type (usable in moderately dusty environments) Best (usable even in very dusty environments) Water resistance Not suitable Not suitable Good (usable even if fluid is splashed on bearing) Operating temperature –10 to +110 °C –10 to +110 °C –10 to +110 °C Note (1) The above temperature range applies to standard bearings Note (1) The above temperature range applies to standard bearings