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AMI 4" x 40" Membrane Housing | 316SS | 300 psi | 3/4" x 1/2" Ports | Stainless Steel Pressure Vessel

Item will ship in 3-10 days. Contact us for exact dates or replacements.

Price $250.00
More Information
Nominal Size 4" x 40"
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AMI 316 SS Vessels are currently back ordered with expected availability in late June of 2020. Please consider 304 SS models which are in stock for immediate shipment.

PVC Membrane Housing Pressure Vessels for RO Systems
4x40 End Clamp Style Stainless Steel Membrane Housing
Pressure Vessel for RO, NF, UF, MF Membranes

AMI 316 SS end clamp pressure vessels for housing 4" x 40" membrane elements enhance system appearance and allow you to take full advantage of the membrane capability. Stainless steel membrane pressure vessels are considered safer and more reliable than PVC membrane pressure vessels.  Designed for direct connection to AMI/Applied Membranes and FILMTEC/DOW style elements. The end clamp, end entry design saves both time and money, and is designed for ease of installing and replacing membrane elements, and the FNPT connections provide ease of connection with no special fittings required. Each membrane housing is individually inspected for quality assurance.

Each membrane housing is sold complete with End Plugs, End Clamps, and O-Rings. Plug for Feed-End Permeate Port & Mounting pads and straps are sold separately.

Stainless Steel Pressure Vessel Membrane Housings are used to house Reverse Osmosis (RO), Ultrafiltration (UF), Nanofiltration (NF), and Microfiltration (MF) membrane elements in water treatment systems for applications such as:

  • Restaurants
  • Aquariums
  • Whole House (Residential)
  • Office
  • Institutions
  • Hotels
  • Hospitals
  • Disaster Relief
  • Spot Free Rinse/Car Wash
  • Labs
  • Pharmaceutical
  • Humidification
  • Misting
  • Manufacturing
  • Rinse Water
  • Bottled Water
  • Water stores
  • Beverage Food Processing
  • Ice Makers
  • Commercial Water Treatment
  • Ice Makers
  • Wide Variety of Other Applications

SS Membrane Housing Specifications

AMI Part Number: PV4040SSAW31634
For Membrane Size: 4.0" x 40"
For Membrane Type: AMI/FilmTec Style
Operating Pressure: 300 PSI (20 Bar) Maximum
Vessel Dimensions:
4.0" Dia. x 43.5" Length
(10.2. cm Dia. x 110.5cm Length)
3/4" FNPT Feed and Brine Ports
1/2" FNPT Product/Permeate Port
Configuration: End Entry
End Closures: Clamp-On
Body Material:
316 Stainless Steel Body, PVC End Plugs, SS Clamps
End Cap Material: GFN
End Clamp Material: Stainless Steel

Replacement Components for SS Housings


End Plug, Includes O-Rings. 
1/2" Brine & 1/2" Product Ports.
 Sold Individually, 2 needed per Housing

End Plug, Includes O-Rings. 
3/4" Brine & 1/2" Product Ports.
 Sold Individually, 2 needed per Housing
End Clamp, with bolts and nuts.
 Sold Individually, 2 needed per Housing
Feed End Product Port Plug, 1/2"MNPT
Sold Separately. Not included with housing.
PV-OR40-342 O-Ring for End Plug - External
PV-OR40-210 O-Ring for End Plug - Internal
H-C111DC Lubricant for O-Rings,
DOW Corning 111, 5 Oz

components for AMI End Clamp Stainless Steel Membrane Housings