This disposable spin-on canister filters microscopic particles (10 microns) of rust, sand, dirt, scale and lint.Compatible with gasoline, diesel, fuel oil, and related additives including methyl, ethyl, and isopropyl alcohol, it can also be used with biodiesel blends up to 20%. Zinc top-cap with 3/4" NPT pipe fittings. | Dutton-Lainson Company 3/4 Fuel Filter