Rotary Vane Pumps with Manual Nozzle, 20 gpm, Rotary Vane Amp no checkout Abrasive Material Ceramic Anchor Brand Abrasive Material Ceramic Anchor Brand Catalog NO Arbor Diam [Nom] 5 8 in 11 Big Catalog YES Brand SCOTCH BRITE Catalog Big Catalog Color Green Construction Catalog NO Country of Origin US Dia regular duty with extra deep throat Black oxide spindles and perma pad® resist corrosion and are replaceable Innovative frame geometry for maximum strength Their rugged motors are explosion proof and rain proof to ensure a long life of dependability Heavy duty cast iron construction Carbon vanes and ceramic carbon seals reduce wear and repair expense Integral check valve with pressure relief on outlet side reduces pressure drop and improves vertical lift Self priming