Multiple Cartridge Filter Housings – 22 Round Models | Engfilt
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Multiple Cartridge Filter Housings – 22 Round Models

Filter Finder

22FOS, Twenty-two Round

Universal Filter Housing
The twenty-two round models are designed for flow rates to 600 GPM (136 M3/Hr). Housings accept 2.5″ OD double-open-end filter cartridges. Options include, 304L or 316L stainless steel; band clamp or swing-bolt closures and 150 psi (10 bar) or 300 psi (20 bar) pressure ratings. Standard pipe size is 4″ flange, with BSP, grooved and sanitary connections available. Electro-polishing, passivation and adapters to accept 222 or 226 cartridges can be provided by special order. Protective poly-coat over stainless steel is standard finish
Housing Features:
  • Designed for industrial and commercial filtration applications
  • Heavy-duty stainless steel construction for durability
  • 304L and 316L stainless steel available
  • Band clamp and swing-bolt closures for quick cartridge change-out
  • Pipe fittings readily accessible for easy installation
  • Knife edge seal provided at both ends of all DOE cartridges
  • Custom fittings and electro-polishing available
  • Adapters for 222 and 226 cartridges by special order
  • Adjustable top plate for more cartridge options
Adjustable top plate accepts variable length cartridges
Specifications
Model number 22FOS3 22FOS3-SB 22FOS4 22FOS4-SB
Closure type Band Clamp Swing-Bolt Band Clamp Swing-Bolt
Product code, 304L 22FOS3 22FOS3-SB 22FOS4 22FOS4-SB
Product code, 316L 22FOS3-316 22FOS3-SB-316 22FOS4-316 22FOS4-SB-316
Flow rate, maximum GPM 500 500 600 600
Flow rate, maximum LPM 1,890 1,890 2,271 2,271
Flow rate, maximum 3M/HR 113 113 136 136
Standard cartridge length & O.D. 30″ x 2.5″ 30″ x 2.5″ 40″ x 2.5″ 40″ x 2.5″
Number of standard cartridges 22 22 22 22
Number of 10″ cartridges (butt seal) 66 66 88 88
Standard pipe size 4″ flange 4″ flange 4″ flange 4″ flange
Standard drain size 1/2″ NPT 1/2″ NPT 1/2″ NPT 1/2″ NPT
Pressure rating (psi / bar) 150 / 10 150 / 10 150 / 10 150 / 10
Temperature rating (max. F/C)* 300º/ 149º 300º/ 149º 300º/ 149º 300º/ 149º
Dimensions (face-to-face) 20-1/2″ 20-1/2″ 20-1/2″ 20-1/2″
Filter height (includes davit on S-B) 49-1/2″ 54″ 59-1/2″ 64″
Shipping weight (lbs.) 145 211 165 226

22FOS Model

Dimensions
A
B
 C D
22FOS3 49.5″ 15.1875″ 9.5″ 21″
22FOS3-SB 54″ 15.1875″ 9.5″ 21″
22FOS4 59.5″ 15.1875″ 9.5″ 21″
22FOS4-SB 64″ 15.1875″ 9.5″ 21″

Options

222 and 226 adapters
Electro-polishing
Sanitary fittings

Spare Parts:

Part Number Description Part Number Description
16021-B
Shell gasket, Buna-N
 SA Spring assembly (22 required)
16021-EPR
 Shell gasket, EPDM 8020-W-S 1/2″ wing-nut, s.s (4 required)
16021-T
 Shell gasket, Teflon Options (Order code)
Description
16021-V
Shell gasket, Viton SD-1/2 1/2″ sanitary drain, pair
16011-S
 Cover clamp SV-1/2 1/2″ sanitary vent, each
16001-S Head cover, 304 SF-4-316 4″ sanitary fitting, 316, pair
16001-S-316 Head cover, 316 GF-4-316 4″ grooved fitting, 316, pair
8050-S
 V-post, 1 high, 316 BSP-4-316 4″ BSP, 316, pair
8051-S
 V-post, 2 high, 316 FF-2-316
2″ flange fittings, 316, pair
8052-S
 V-post, 3 high, 316 FF-3-316 3″ flange fittings, 316, pair
8053-S
 V-post, 4 high, 316 FF-6-316 6″ flange fittings, 316, pair
8011-S
 1/2″ drain plug, 316 (2 required) 222 ADPT 222 cartridge adapters
2103-S
 1/4″ vent plug, 316
226 ADPT
 226 cartridge adapters
8020
 Knob, 1/2″ (four required) SB-300-22
300 psi swing-bolt filter housing
16008-S
 Top plate, 16 round, 316 EP-22 Electro-polishing, 22 round housing
3016-S-90
 Center rod, 3 high, 316 (4 required) P-22 Passivation, 22 round
3016-S-100
 Center rod, 4 high, 316 (4 required)
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