Spin-on filter elements (also referred to as filter cartridges) alternatively with or without bypass valve with 1.7 bar opening pressure, for screwing onto spin-on filter heads. Different filter materials (filter paper, fibreglass nonwoven, wire mesh, brass mesh, stainless steel wire mesh, water-absorbing media) and filter grades. Up to 5.5 bar collapsing differential pressure. Numerous variants with all common international connection types. Customised designs, printing and marking available on request.