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Oil Seal TC 20x25x7mm - TC Double Lip NBR Rubber Oil Seal with Garter Spring ball circuit Pillow block bearings support shaftsThe TC20x25x7 is a double lip rotary shaft seal, block out dirt & lock in grease or oil. Designed for a shaft diameter of 20mm Width 7mm, with a bore diameter 25mm Nitrile Rubber Lip Material. Item Sku : TC20x25x7 Type : Oil and Grease Seal TC 20x25x7 mm Shaft diameter (inner): 20mm Housing bore (outer): 25mm Width : 7mm Size : 20mm x 25mm x 7mm Oil and Grease Seal Material : Nitrile Butadiene Rubber Temperature Range : 40 to 248F Ideal for both