8 Frame Block-Style Plunger Pump
Industrial Duty, Long Lasting, Dependable Pumps
Model: 781
This triplex (three plunger rods) positive displacement, reciprocating plunger pump is constructed with 316 stainless steel block-style manifolds, 316 stainless steel valve assemblies, solid ceramic plungers and standard NBR (Buna-N) seals and O-rings.
The 1750 RPM permits multiple drive options, including direct drive with a bell housing and flexible coupling, clutch or belt drive.
Technical Specifications
| Max Flow | 4.7 gpm / 17.8 lpm |
| Max Pressure | 5000 |
| Inlet Port Size | 1/2" NPT(F) |
| Discharge Port Size | 3/8" NPT(F) |
| RPM | 1750 |
| Drive Type(s) | Belt, Clutch, Flexible Coupling and Bellhousing |
| Material | 316 Stainless Steel |
Product Information
-
- Tech Bulletin 123 - Crankcase Threaded Side Holes
- Tech Bulletin 002 - Inlet Pressure vs. Water Temperature
- Tech Bulletin 035 - Servicing Crankcase Section - Roller Bearing Models
- Tech Bulletin 036 - Identifying Your Pump
- Tech Bulletin 043 - Servicing the Low and High Pressure Seals
- Tech Bulletin 053 - Liquid Gasket for Seal and Valve Servicing
- Tech Bulletin 074 - Torque Chart
- Tech Bulletin 083 - Winterizing a Pump
- Tech Bulletin 095 - Galling Prevention
- Tech Bulletin 105 - Seal Retainer Assemblies
- Tech Bulletin 106 - Crankcase and Cover Change
- Tech Bulletin 118 - Crankcase Paint Change
- Tech Bulletin 121 - 7 and 8 Frame Plunger Pump Bell Housing Mounting
- Tech Bulletin 134 - Piston and Plunger Pump Crankcase Capacities
