Standard Fuel Tank Filter, With 34 NPT Top Cap, For Removing Microscopic Particles, 10 Microns, Of Rust, Sand, Dirt, Scale Lint, 366 SQIN Of Filter Surface For Efficient Action, SeeThru Bowl Has An Easy To Use Sediment Drain Valve, Allow Working Pressures Of 150 PSI Flows Of 5 GPM Gravity Fed At 24 Head