Shelco FOS, FOSBN & FOC Series Housing

Product Description

Uses for FOS, FOSBN, FOC Series

  • Designed for industrial and commercial filter applications
  • Heavy duty construction for maximum durability
  • Various materials of construction for wide range of process requirements (304L or 316L stainless steel, Brass nickel plated head with 304L SS body, Cast Iron Head with a steel body)
  • Accepts Double Open-End (DOE) cartridges
  • Available with 1/4", 3/8", 1/2", 3/4", and 1" connections.
  • Numerous gasket options for compatibility with most fluids
  • Bolt-nut-closure design for quick cartridge change outs (T-handle optional)
  • In line connections for easy installation
  • Knife edge seals at both end of cartridge housing eliminate potential bypass.
Maximum Operating Pressure
  • 250 psig (17 bar) @ 275°F (135°C)
  • Inlet /Outlet: 1/2", 3/4" or 1" FNPT
  • 1/4" and 3/8" only available for FOC Series
  • Optional: BSPT, BSPP, RF Flanges, Sanitary Ferrules or Grooved Fittings
  • Drain Port: 1/8" NPT (1/4" for FO-38 models)
  • Buna
  • Optional: EPR, Silicone, Viton, Teflon, Neoprene, Vellumoid
Materials of Construction
  • Head / Shell: FOS - 304L or 316L Stainless Steel
  • FOSBN - Brass nickel plated / 304L Stainless Steel
  • FOC - Cast iron head / carbon steel
  • Drain: FOS - Stainless Steel Plug
  • FOSBN - Brass Petcock
  • FOC - Brass Petcock
  • Vent Port with Vent Screw
  • Gauge Ports
  • Bracket Kit
  • Variable Spring Load Seal
  • Tee Handle
See Ordering Guide for complete selection of options

Single Cartridge Housings with Bolt & Nut Closure for Double Open Ended Cartridges for Liquid Applications

  • 304L or 316L Stainless Steel, Brass Nickel Plated Head with 304L Stainless Steel Body or Cast Iron Head with a Steel Body - Heavy duty construction for durability
  • Maximum operating pressure: 250 PSI (17 bar) @ 275°F (135°C).
  • Available in 1/4", 3/8", 1/2", 3/4", and 1" connection sizes
  • Wide variety of gasket options for compatibility with almost any fluid
  • Designed for industrial and commercial filtration needs
  • Simple Bolt & Nut closure for quick cartridge change outs (T-handle optional)
  • In-line fittings for easy installation (standard FNPT, flanged, sanitary (TC) or BSP connections)
  • Knife edge seal provides positive sealing of double-open-ended cartridges


  • Water
  • Desalination
  • Chemicals
  • Food & Beverage
  • Electronics
  • Oil/Gas
  • Air
  • Inks/Paints/Coatings
  • Gases
  • Pulp & Paper


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(1 review) Write a Review
  • 5
    I highly recommend this product.

    Posted by Rami T. on Apr 8th 2020

    I have tried many suppliers before, this is a great source for string wound PP sediment cartridges, it is multi depth, it makes the element to live more with excellent filtration.

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