Attributes
| Model | 281 |
|---|---|
| Product Type | pump |
| Max Psi | 1000 |
| Max Bar | 69 |
Description
This triplex (three piston rods) positive displacement, reciprocating piston pump is constructed with 316 stainless steel manifolds, 304 stainless steel valve assemblies, and un-chromed 304 stainless steel sleeves and cylinders. Multiple piston cup and seal configurations are available with NBR (Buna-N) O-rings.
The lower RPM belt drive design provides strong inlet suction and long-lasting pump and seal life.
Specifications
| Max Flow | 3 gpm / 11.4 lpm |
|---|---|
| Max Pressure | 1000 |
| Inlet Port Size | 1/2" NPT(F) |
| Discharge Port Size | 3/8" NPT(F) |
| RPM | 1330 |
| Drive Type(s) | Belt, Clutch |
| Material | 304 Stainless Steel |
PDF Documents
280, 281, 290, 291 Data Sheet
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Piston Pump Service Manual
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Tech Bulletin 002 - Inlet Pressure vs. Water Temperature
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Tech Bulletin 008 - Motor Pulley Selection
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Tech Bulletin 017 - Discharge Manifold Shims
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Tech Bulletin 020 - Quiet Valves-Piston Pumps
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Tech Bulletin 024 - Lubrication of Lo-Pressure Seals
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Tech Bulletin 026 - Threaded Oil Gauge and C/C Cover
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Tech Bulletin 030 - Flanged Nut-Discharge Manifold
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Tech Bulletin 033 - Crankcase with Large Oil Cap
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Tech Bulletin 034 - Servicing Crankcase Section - Ball Bearing Models
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Tech Bulletin 036 - Identifying Your Pump
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Tech Bulletin 053 - Liquid Gasket for Seal and Valve Servicing
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Tech Bulletin 074 - Torque Chart
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Tech Bulletin 083 - Winterizing a Pump
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Tech Bulletin 095 - Galling Prevention
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Tech Bulletin 104 - Crankcase and Cover Change
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Tech Bulletin 134 - Piston and Plunger Pump Crankcase Capacities
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