The GRACO 133957 G5™ Standard Pump Assembly is a robust, quintuplex lubrication pump designed for reliable, high-pressure grease delivery in demanding industrial environments. It features a 4-liter reservoir, external low-level and pressure relief valves, and a return-to-reservoir system. The pump is constructed with durable, high-impact, UV-resistant materials and is intended for use in automatic lubrication systems for heavy equipment, particularly in harsh conditions such as oilfield and mining operations.

Key Features:

• Quintuplex lubrication pump
• G5™ Standard Pump Assembly, 4 Liter reservoir
• High-impact, UV-resistant reservoir; robust metal and composite components
• Adjustable per pump element: 0.155 in³ (2.54 cm³) [no shim], 0.104 in³ (1.70 cm³) [1 shim], 0.055 in³ (0.90 cm³) [2 shims]
• Maximum pressure: 4,250 psi (293 bar)
• Designed for use with GRACO automatic lubrication systems and compatible with various industrial equipment
• Five adjustable pump elements for versatile output
• External low-level and pressure relief valves for safety and reliability
• Return-to-reservoir system for efficient operation
• Standard oriented 5-pin CPC connector for easy integration
• Robust construction for harsh environments
• Simple maintenance and high reliability
• Maximum run time: 30 minutes
• Operating temperature: -40°F to 158°F (-40°C to 70°C), depending on lubricant used

Applications:
Automatic lubrication of heavy-duty equipment such as frac pumps, pumpjacks, mining machinery, and other industrial applications requiring reliable, high-pressure grease delivery.

Installation Notes:

• Using genuine GRACO parts ensures optimal performance, reliability, and safety of the lubrication system. Non-genuine parts may compromise system integrity and void warranties.
• Ensure the pump is installed in a clean, dry, and well-ventilated area
• Verify all electrical connections are secure and compatible with 24 VDC power supply
• Connect the 5-pin CPC connector according to the equipment manual
• Install external low-level and pressure relief valves as specified
• Regularly inspect and maintain the pump and reservoir for optimal performance
• Follow all safety guidelines and local regulations during installation and maintenance