Oil Seal TC 18x31x7mm Radial clearance C3 CSCF070 bearing has Brass balls

CSCF070 bearing has Brass balls retainer

6303-2RS AB alternator sealed ball bearing

NU309MY width is 25mm

Built from durable chrome steel and sealed on both sides with rubber

6800-2RS ZrO2/Si3n4 Bearing

Oil Seal TC 18x31x7mm Radial clearance C3 CSCF070 bearing has Brass ballsThe TC18x31x7 is a double lip rotary shaft seal, block out dirt & lock in grease or oil. Designed for a shaft diameter of 18mm Width 7mm, with a bore diameter 31mm Nitrile Rubber Lip Material. Item Sku : TC18x31x7 Type : Oil and Grease Seal TC 18x31x7 mm Shaft diameter (inner): 18mm Housing bore (outer): 31mm Width : 7mm Size : 18mm x 31mm x 7mm Oil and Grease Seal Material : Nitrile Butadiene Rubber Temperature Range : 40 to 248F Ideal for both