https://www.coxhardware.com/c-254-bonded-neoprene-gasket-washers.aspx weekly 0.7 https://www.coxhardware.com/p-855-bonded-neoprene-gasket-washers.aspxdaily0.9 https://www.coxhardware.com/p-1419-stainless-steel-washer-with-bonded-neoprene-rubber-gasket-sizes.aspxdaily0.9