Oil Seal TC 18x40.5x5mm - Nitrile - ID 18mm OD 40.5mm 18x40.5x5mm T0008 each R1650ZZ bearing is closed

each R1650ZZ bearing is closed with 2 Metal Shields

this is self lubricated bearings (bearings are already greased)

KBS16UU NB Standard Type Bearing

LR50/8NPP Double Row ball bearing

31mm 1-1/2" 5/8-18 2-1/2" 1-1/2" 3-1/4" 5/16" 7/8" 1" 7/8" 11

Oil Seal TC 18x40.5x5mm - Nitrile - ID 18mm OD 40.5mm 18x40.5x5mm T0008 each R1650ZZ bearing is closedTC18x40 5x5 Double Lip Rotary Shaft Seal Nitrile Rubber TC style rotary shaft seal This TC18x40 5x5 is a Rotary Shaft Seal Double Lip Shaft Diameter 18mm Width 5mm For Bore Diameter 40. 5mm Nitrile Rubber Lip Material. Item Sku : TC18x40. 5x5 Type : TC 18x40. 5x5 mm Inner : 18mm Outer : 40. 5mm Width : 5mm Size : 18mm x 40. 5mm x 5mm Seal Material : Nitrile Butadiene Rubber Temperature Range : 40 to 248 F