Inline Filters These Inline filters allow visual inspection of the element. They are used on low pressure applications providing a low-cost alternative as the housing is permanent - all that needs replacing is the disposable element, resulting in a more environmentally friendly solution. Principal Specifications Housing Model Port Size - NPT or spigot dia Maximum Pressure - Bar Materials of Construction (1) Head, Base & Internals Bowl Accessories Filter Element Codes (2) Disposable Element Stainless Steel Element PTFE Element (1) Material abbreviations, 316L = 316L Stainless steel, Pyrex = Borosilicate glass (2) Replace ‘xx’ with grade required, e.g. 12-32-50C, 12-57-50C