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With Adjustable Overload Relief Valve
With Manual Pressure Release Valve
Without Reservoir


These Single-Piston pumps are solid, heavy-duty, versatile manual pumps that are to be used with a hydraulic system having a built-in reservoir.  These pumps are available in base or flange mount and include both adjustable overload valves and pressure relief valves.  The standard model provides a simple screw pressure release valve for a controlled lowering speed.  An easy to use CAM pressure release valve is also available for a time-saving method to release pressure.  Other options are available including, foot operated models, stainless steel versions and 4 way valve models.
 
Features:
  • Multi-use pump for developing or increasing hydraulic pressure
  • Factory set overload relief valve
  • Manual pressure release valve with screw, cam or foot release
  • Provides pressures up to 10,000 PSI
  • Supplied with a 24" operating handle or foot lever

 
Options:
  • Base or Flange mount
  • Hand or Foot operated lever
  • Screw, CAM or Foot activated pressure release valve
  • Standard steel or Stainless Steel versions
  • Lower Pressure setting if customer specified
  • 4 way valve configuration

 
Steel (standard) - design details:
  • Piston is ground and hard chrome plated
  • Standard pump has an all steel body

 
Stainless Steel - design details:
  • Available in 100% stainless steel or with "wetted" parts made of brass and stainless steel
  • Piston is ground and hard chrome plated
  • We have Bronze piston designs available for use with water applications
  • Excellent choice for medical, food handling, corrosive environments and in wash-down applications

 
P-LR Design Notes:
  • Adjustable overload will be set at maximum unless a lower pressure is specified by the customer.  To specify a pressure, add to the end of the part number (ex: P1AC-LR-8000)
Unit of Measure
Items
Single Speed Pumps

Hand Operated Hydraulic Pumps - P-A-LR, P-AC, P-A-PL & P-AC-PL Series without Reservoirs
List Price $409.00

Single Speed Pumps

Hand Operated Hydraulic Pumps - P-A-LR, P-AC, P-A-PL & P-AC-PL Series without Reservoirs
List Price $442.00

Single Speed Pumps

Hand Operated Hydraulic Pumps - P-A-LR, P-AC, P-A-PL & P-AC-PL Series without Reservoirs
List Price $424.00

Single Speed Pumps

Hand Operated Hydraulic Pumps - P-A-LR, P-AC, P-A-PL & P-AC-PL Series without Reservoirs
List Price $467.00

Single Speed Pumps

Hand Operated Hydraulic Pumps - P-A-LR, P-AC, P-A-PL & P-AC-PL Series without Reservoirs
List Price $487.00
Mounting N/A Base Mounted
Release N/A Screw Release
Series N/A P-LR
Oil Reservoir N/A false
Adjustable Overload Relief Valve N/A Yes
Manual Pressure Release Valve N/A Yes
Body Material N/A Steel
Piston N/A Hard Chrome Plated
Maximum Pressure Rating1 N/A 10000 psi N/A 5000 psi N/A 2500 psi N/A 1500 psi N/A 1000 psi
Piston Diameter N/A 1/2 in N/A 3/4 in N/A 1 in N/A 1 1/4 in N/A 1 1/2 in
Volume per Stroke N/A 0.29 in³ N/A 0.66 in³ N/A 1.18 in³ N/A 1.84 in³ N/A 2.65 in³
Lever
Load per 100 PSI
N/A 1.23 lb N/A 2.8 lb N/A 4.9 lb N/A 7.7 lb N/A 11.0 lb
Inlet Port Size (NPTF)2 N/A 3/8
Outlet Port Size (NPTF) N/A 3/8
Net Weight N/A 15 lb N/A 15 lb N/A 15 lb N/A 16 lb N/A 16 lb
Operating Lever Size N/A 24 in
  • 1 Adjustable overload will be set at maximum unless a lower pressure is specified by customer. Add specified pressure in PS at end of Model No. Example: P1A-LR-8000.
  • 2 PL Pumps do not have threaded inlet ports. They must be gasket mounted to reservoir.
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