NSK Deep Groove Ball Bearings 6816 ,Single-Row D=80 Impact Socket Set Long due to contact seal Speed

NSK Deep Groove Ball Bearings 6816 ,Single Row D=80 Impact Socket Set Long due to contact seal Speed 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 5 450 620 3600 4800 2600 3200 9