Specifications     Type 1FUC0 1FUC1 1FUC2 1FUC3     Inlet / outlet (N1/N2) Internal thread Rp 1" (BSP) I (Rp 3/4")     Vent (N3, N4) Internal thread Rp 1/4" (BSP) with plug     Drain (N5) Bushing Rp3/8" with plug     Housing material Stainless steel 1.4301 (304) I 1.4401 (316)     Material internals Stainless steel 1.4301 (304) I 1.4401 (316)     Housing gasket FPM (other materials optional)     Venting gasket Flat gasket Klingersil C-4400     Max. operat. pressure 25 bar     Max. operat. temperature -10/+80°C     Confirmation DGRL 2014/68/EU I Art.4, §3 (PED)     Cartridge support DOE as well as Code3 / Code8 (222-adaptor)     Cartridge length 5" 10" 20" 30"     Overview brochure PDF-DOWNLOAD Suitable filter elements: Depth filter up to 90% retention rate .       . Depth filter up to 99,9% retention rate .   . Membrane filter cartridges .       . Aktivated carbon / adsorption filter cartridges .     . Stainless steel filter cartridges .     . Original-Filter cartridges from 3M .       Brief description: The filter housings of 1FUC series are cartridge filter housings to install a DOE filter cartridge or an adaptor filter cartridge (Code 8). The housings are designed so that all commonly used filter cartridge lengths can be assembled. The connectors (N3/N4) allows the attachment of a differential pressure gauge. Wall mounting bracket and opening wrench are optional.