Crall Products Home

‘336S ’ Series Filter Vessels

Crall ‘336 S’ series vessels are designed to use 3” odx36” filter cartridges. These vessels are capable of providing flow rates to 800 gpm.

All ‘336 S’ series vessels are designed in accordance with the ASME Boiler and Pressure Vessel Code, Section VIII, Division 1; with the ‘U’ stamp optional. All ‘336 S’ series vessels feature inlet and outlet inline for ease of installation in existing lines.


Design: ASME Section VIII, Div. 1
Design Pressure: 150 psig – 1140 PSIG
Design Temperature: Up to 450 degrees F
Materials of Construction
   Vessel: Carbon Steel
   Internals: Carbon Steel
   O-Ring: Buna 'N'
Inlet & Outlet: 150# RF Flange
Exterior Finish: Sand blast & shop enamel
Cover Lift: Mechanical 18” through 24”, Hydraulic 30” and larger


Materials of Construction
   Vessel: 304 or 316 ss (wetted parts only), 304 or 316 ss (complete)
   Internals: 304 or 316 Stainless
   O-Ring: Viton*, Teflon* encapsulated silicone, neoprene, others on special request
Exterior Finish: Special coatings on request
Interior Finish: Coal tar epoxy
Pressure Gauges: Direct reading differential
Inlet & Outlet: FNPT connections
High Pressure Ratings: Higher pressure ratings are available upon request.

The ‘336 S’ series vessels will accommodate a wide variety of 336 cartridges including: string wound, resin impregnated, and pleated paper.

*A trademark of E.I. Dupont de Nemoures Co.

336S Series filter vessel Download specification sheet PDF.