part 99185400 Screw M6 x 16 5931 Interpump code 99185400 Details Interpump number99185400 DescriptionScrew M6 x 16 5931 ItalianVITE M6x16 5931Qty per pump18 Fits these pumps Interpump 64 E4 series 5 E4B1394E4B1881E4B2058E4B2075E4B2648