4 GPM - Washout Resistant Plunger Pump

The CAT Pumps 310S features a special "S" Series manifold that includes precision press-fit 304 stainless steel sleeve inserts in the sealing areas and valve chambers to prevent manifold washout extending the longevity of the manifold. Features a chrome plated brass manifold, 304 stainless steel valve assemblies, solid ceramic plungers with NBR (Buna-N) seals and O-rings. High pressure seals are lubricated and cooled by the liquid being pumped which extends the life of these components.

Specifications:

• Max Flow: 4 GPM
• Max Pressure: 2200
• Inlet Port Size: 1/2" NPT(F)
• Discharge Port Size: 3/8" NPT(F)
• RPM: 950
• Drive Type(s): Belt, Clutch, Flexible Coupling and Bellhousing
• Inlet Pressure Range: -5 to 60 PSI
• Stroke: 0.709" (18 mm)
• Bore: 0.787" (20 mm)
• Standard Liquid Temperature: 160°F
• Crankcase Capacity: 18 oz.
• Inlet Ports (2): 1/2" NPT(F)
• Discharge Ports (2): 3/8" NPT(F)
• Shaft Diameter: 0.787" (20 mm)
• Weight: 19.8 lbs.

Features:

• Triplex design offers high efficiency and low pulsation.
• Durable high pressure seals are lubricated and cooled by pumped liquid.
• Pre-set Lo-Pressure Seals provide secondary protection against external leaks and require no packing adjustment.
• Alternate crankshaft strokes offers flexibility with belt, clutch or direct drive installation.
• Precision press-fit, 304 Stainless Steel inserts in the sealing areas and valve
• chambers of the manifold to eliminate washouts and extend pump life.
• Standard NBR seals
• Please note that this pump does NOT come with oil - find genuine CAT Pumps Oil here.

WARNING: This product can expose you to chemicals including Lead, which is known to the State of California to cause cancer and birth defects or other reproductive harm (For more information go to www.p65warnings.ca.gov).