NSK Deep Groove Ball Bearings 6815VV ,Single Row D=75 Lever Clamp the following nozzles are available: 851 5988 the following nozzles are available: adjusting and swivelling nozzle It has a total length of 125 mm C3 : Clearance greater than CN 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