21 Series Cartridges Standard Design Features
• Recommended maximum operating temperature: 180°F
• Maximum differential pressure: 75 psi (5.25 kg/cm²)
• pH range from 5 to 9
• Flow direction: Outside to in
• Cartridge dimensions: OD – 6″ (152 mm), ID – 1 1/2″ (38 mm), Nominal Length – 9″ (229 mm)
21 Series Cartridges Materials
• Carbon steel structural components
• All metal components coated to protect against corrosion
• Standard gaskets are Buna-N —other materials available on request
21 Series Cartridges COMPRESSED AIR OR GAS
| OPERATING PRESSURE | |
| psi | kg/cm² |
| 10 | 0,70 |
| 25 | 1,76 |
| 40 | 2,80 |
| 50 | 3,50 |
| 75 | 5,25 |
| 100 | 7,0 |
| 150 | 10,5 |
21 Series Cartridges FLOW RATES
| MODEL NUMBER | MICRON RATING | MAX. RECOMMENDED FLOW RATE | |||||
| DIESEL | KEROSENE | GASOLINE | |||||
| gpm | lpm | gpm | lpm | gpm | lpm | ||
| FILTER SEPARATOR | |||||||
| CC-21-7 | 1 | 23 | 87 | 35 | 133 | 45 | 170 |
| CC-21B | 10 | 23 | 87 | 35 | 133 | 45 | 170 |
| CC-21C | 25 | 23 | 87 | 35 | 133 | 45 | 170 |
| FILTER | |||||||
| CF-609-2PLO | 2 | 45 | 170 | 45 | 170 | 45 | 170 |
| CF-609-10PLO | 10 | 45 | 170 | 45 | 170 | 45 | 170 |
| CF-609-25PLO | 25 | 45 | 170 | 45 | 170 | 45 | 170 |
| ABSORPTIVE FILTER | |||||||
| FG-O-609-21 | 1 | 18 | 68 | 36 | 136 | 45 | 170 |
| GNG-609-5PL | 5 | 18 | 68 | 36 | 136 | 45 | 170 |
| GNG-609-25PL | 25 | 18 | 68 | 36 | 136 | 45 | 170 |
MODEL LEGEND
| HOUSING | SERIES | ELEMENT TYPE | OPTIONS |
| VFCS (filter separator) VF (filter) VFG (absorptive) |
21 or 22 | See table for element options | PU15 = 15 psi pop up indicator PU25 = 25psi pop up indicator PG = piston type S = sight glass |
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