Closed Pillow blocks are for use with END supported shafting.For use with Class G shaftingBall Bushing Bearings are included and factory installed in each Pillow BlockSuper Ball Bushing bearing pillow blocks are provided with integral, double acting seals unless otherwise specifiedSpecificationsSpecificationsValueAdjustable/Not AdjustableAdjustableClosed/OpenClosedMaterialAluminum; Plastic; RubberNumber of Ball Circuits4Self AlignmentSelf-aligningSingle/TwinSingleTemperature Max185 °FUPC Number662486102281Use with shafting ClassClass GWeight0.23 lbDimensionsDimensionValue[d] Shaft, Nominal Diameter0.5 in[A]2 in[A2]1.38 in[B]1.69 in[E1]1.688 in[E1] Tolerance± 0.010 in[E2]1 in[E2] Tolerance± 0.010 in[F]1.13 in[F1]0.25 in[G]0.97 in[G1]0.44 in[H]0.687 in[H1]1.25 in[N]0.16 inPerformancePerformanceValueLoad Capacity, Dynamic255 lbf