CAM=(CA-SKF)=MESSING KOOI GECENTREERD OP DE BINNENRING. K30=TAPERED BORE, TAPER 1:30. E4=(W33-SKF)=LUBRICATION GROOVE AND THREE HOLES IN BEARING OUTER RING. P55=(C08)=P5 Running Accuracy (C02 and C04). S11=(S1-SKF)=INNER AND OUTER RING HEAT STABILIZE