Oil Seal TC 15x21x5mm two bolts outer diameter is 14mm and

outer diameter is 14mm and the width is 3mm

6002ZZ Shielded Ball Bearings

6910RS Ball Bearing

NJ319 width is 45mm

outer diameter: 80mm

Oil Seal TC 15x21x5mm two bolts outer diameter is 14mm andThe TC15x21x5 is a double lip rotary shaft seal, block out dirt & lock in grease or oil. Designed for a shaft diameter of 15mm Width 5mm, with a bore diameter 21mm Nitrile Rubber Lip Material. Item Sku : TC15x21x5 Type : Oil and Grease Seal TC 15x21x5 mm Shaft diameter (inner): 15mm Housing bore (outer): 21mm Width : 5mm Size : 15mm x 21mm x 5mm Oil and Grease Seal Material : Nitrile Butadiene Rubber Temperature Range : 40 to 248F Ideal for both