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Cat Pumps 237 Plunger Pump - Nickel Plated Aluminum Bronze - 2.3 GPM - 1500 PSI
Cat Pump's 237 plunger pump has been used for decades in marine reverse osmosis systems. Up to 3.6 GPM (13.6 L), up to 1500 PSI, Max RPM. 1725, pedestal mount. 1/2" x 3/8" NPT port size. Nickel aluminum bronze. More information and specifications below.
Reference: 237
$1,599.99
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Cat Pumps 237 Plunger Pump - Nickel Plated Aluminum Bronze - 2.3 GPM - 1500 PSI
The triple design offers high efficiency and a smooth, low pulsation flow. Nickel aluminum bronze for greater compatibility in intermittent seawater. Installation flexibility with compact direct drive or belt drive. Standard NBR seals with alternative options for temperature and chemical compatibilityFPM – .0110
- EPDM – .0220
- IPFE– .0770
- High Temp, 190°F – .3000
- High Temp, 200°F – 0.3400 (Intermittent Dry Run)
Cat Pumps 237 Pump Specifications
| US measure | Metric measure | |
| Flow | 2.3 gpm | 8.7 lpm |
| Pressure Range | 100 to 1500 psi | 6.9 to 103 bar |
| Pump RPM* | 1725 rpm | 1725 rpm |
| Stroke | 0.287" | 7.3 mm |
| Bore | 0.709" | 18 mm |
| Inlet Pressure Range | Flooded to 60 psi | Flooded to 4.1 bar |
| Maximum Liquid Temperature | 160° F | 71° C |
| Crankcase Capacity | 15 oz. | .45 L |
| Inlet Ports (2) | 1/2" NPT(F) | 1/2" NPT(F) |
| Discharge Ports (2) | 3/8" NPT(F) | 3/8" NPT(F) |
| Shaft Diameter | 0.650" | 16.5 mm |
| Pulley Mounting | Either Side | Either Side |
| Weight | 13.4 lbs. | 6.1 kg |
| Dimensions | 10.28 x 8.78 x 5.35" | 261 x 223 x 136 mm |
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