CAT PUMPS®
PLUNGER PUMPS
• Three plunger rods positive displacement, reciprocating, plunger pump
• Forged brass manifold, 304SS valve assemblies, solid ceramic plungers and standard NBR [Buna-N] seals and O-rings
• Higher capacity plunger pumps are suitable for multi-gun and multi-nozzle, high pressure systems
• 316SS models and other sizes available
| Item Part | 277 | 310 | 1050 | 1057 |
|---|---|---|---|---|
| Max. flow | 3.5 GPM | 4 GPM | 10 GPM | 10 GPM |
| Min. pressure | 100 psi | 100 psi | 100 psi | 100 psi |
| Max. pressure | 1500 psi | 2200 psi | 2200 psi | 2200 psi |
| Inlet port | ½" FNPT | ½" FNPT | ¾" FNPT | ¾" FNPT |
| Discharge port | ⅜" FNPT | ⅜" FNPT | ½" FNPT | ½" FNPT |
| RPM | 1420 | 950 | 958 | 958 |
| Drive Type | Belt | Belt | Belt | Belt |
| Material* | NAB | Brass | Brass | NAB |
| Frame Size | 3 | 5 | 15 | 15 |
* NAB: Nickel Aluminum Bronze
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