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Single Cartridge Filter Housings with Ring Nut Closure for SOE Cartridges - CSF Series

The CSF series single open end cartridge housing accepts either 222 or 226 style elements, and is made of 316L Stainless Steel with a maximum design  working pressure of 300 P.S.I. (20 bar) @ 200°F (93°C). Designed with a quick locking ring closure for easy cartridge change outs. ISC’s filter cartridge vessels provide superior loading and adsorption, as well as broad chemical compatibility.

The CSF Series is available in ¾” and 1” connections with other fittings available. As well as a wide variety of gasket options that make this housing compatible with almost any fluid. The standard gasket material is Buna-N. Please refer to our complete ordering guide for a complete list of options or contact one of our technical specialist for help.

DownloadSingle Cartridge Housings – CSF Series BrochureSingle-Cartridge-Housings-CSF-Series


  • Ideal for High Purity commercial and industrial applications
  • Accepts Single Open-Ended cartridges with 222 or 226 style connectors
  • Heavy duty 316L stainless steel construction for maximum durability
  • Maximum operating pressure is 300 PSI (20 bar) @ 200°F (93°C)
  • Quick-locking ring nut closure for easy cartridge change outs
  • Available in 3/4″ and 1″ connection sizes
  • Wide variety of gasket options for compatibility with almost any fluid
  • In line fittings for easy installation (standard FNPT, flanged, sanitary (TC) or BSP connections)
  • Includes mounting bracket kit and rod (for opening & closing)

Compatible Filters

String Wound Filter Cartridges - Melt Blown Depth Cartridges - ME Series Pleated Cartridges  
High Efficiency Pleated Cartridges - Carbon Filter Cartridges - Stainless Steel Cartridges


Maximum Operating Pressure300 psig (20.7 bar) @ 200°F (93°C)
ConnectionsInlet /Outlet: 3/4" or 1" FNPT
Optional: BSPT, BSPP, RF Flanges, Sanitary Ferrules or Grooved Fittings
Drain Port: 1/4" NPT Plug
Materials of ConstructionHead / Shell: 316L Stainless Steel
GasketsBuna N
Optional : EPR, Silicone, Viton
Options- Gauge Ports
- Vent Port with Vent Screw

Ordering Guide (example CSF-78-6-222-GP4-B)

ModelCartridge LengthPipe Size FNPTCartridge StyleOptionsGasket
CSF78 = 10"
80 = 20"
90 = 30"
6 = 3/4"
8 = 1"
222 = 222 cup
226 = 226 cup with locking rings
Blank = None
BSP = BSP thread
1F = 1" Flange+
1TC = 1" Ferrules+
GP4* = 1/4" Gauge Ports
Vent* = Vent Screw
B = Buna N (Standard)
S = Silicone
V = Viton

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