Oil Seal TC 31x52x7mm - TC Double Lip NBR Rubber Oil Seal with Garter Spring 140x180x22 It comes sealed as 2RS1

It comes sealed as 2RS1 for dust and moisture protection and fits a 70 mm bore with a 150 mm outer diameter and a 51 mm width

NJ203M Cylindrical Roller Bearing - Removable Inner Ring

the NJ221EG outer diameter is 190mm

This handy bearing handles radial loads with smooth rotation across many common machines

Oil Seal TC 31x52x7mm - TC Double Lip NBR Rubber Oil Seal with Garter Spring 140x180x22 It comes sealed as 2RS1Shaft Oil Seal TC31x52x7 Rubber Covered Double Lip w Garter Spring Rotary Shaft Seal Double Lip Shaft Diameter 31mm Width 7mm For Bore Diameter 52mm Nitrile Rubber Lip Material. Item Sku : TC31x52x7 Type : TC 31x52x7 mm Inner : 31mm Outer : 52mm Width : 7mm Size : 31mm x 52mm x 7mm Seal Material : Nitrile Butadiene Rubber Temperature Range : 40 to 248F