P51 Single Speed, Low Pressure Hydraulic Hand Pump, 819 cm3 Usable Oil

Enerpac P51 Single Speed Low Pressure Hydraulic Hand Pump 819 cm³ Usable Oil is a compact, manually operated hydraulic pump designed for precise control in industrial maintenance and assembly tasks requiring single-acting cylinder operation at low pressures up to 3,000 psi. This lightweight tool features a single-speed design for consistent oil delivery, 819 cm³ (50 in³) usable oil reservoir in durable glass-filled nylon construction for corrosion resistance, and ergonomic handle for fatigue-free operation, ensuring reliable performance without external power sources in demanding environments.

• Model Number: P51
• Product Type: Low Pressure Hydraulic Hand Pump (Single Speed, Single-Acting)
• Color: Silver/Gray
• Material: Glass-Filled Nylon Reservoir with Nylon Encapsulated Aluminum Pump Base and Hardened Steel Components
• Capacity: 3,000 psi (207 bar) Maximum Operating Pressure
• Oil Capacity: 819 cm³ (50 in³) Usable
• Valve Type: 3-Way, 2-Position Manual (Advance/Hold) for Single-Acting Cylinders
• Flow Rate: 0.25 in³/stroke (4.1 cm³/stroke); 1" (25 mm) Stroke Length
• Weight (Net): 2.7 kg / 6 lbs
• Dimensions: Length: 200 mm (7.88"), Width: 92 mm (3.63"), Height: 181 mm (7.12")
• Overview: Compact single-speed hand pump for efficient low-pressure single-acting applications; ideal for field or workshop use with lightweight design, corrosion resistance, and simple manual controls for precise positioning
• Key Features:
  • Single-speed operation provides consistent flow for reliable low-pressure tasks up to 3,000 psi without stage switching
  • Durable glass-filled nylon reservoir resists corrosion and damage, with sight glass for easy oil level monitoring
  • Ergonomic handle and 1" stroke length reduce operator fatigue during extended use
  • Internal pressure relief valve provides overload protection, factory-set for safety
  • Compatible with Enerpac RC-series single-acting cylinders and standard hydraulic hoses for versatile industrial tasks