The GRACO Connecting Rod 10:1 Bull PP Stainless Steel (SKU: 625904) is a durable, genuine OEM replacement part designed for use with GRACO Bulldog and King series diaphragm pumps operating at a 10:1 pressure ratio. Manufactured from premium 304 stainless steel, this connecting rod provides excellent corrosion resistance and mechanical strength, ensuring reliable and long-lasting performance in demanding industrial pumping applications.

Key Features:

• Premium 304 Stainless Steel Construction: Designed to resist corrosion and wear in harsh industrial environments, extending service life.
• Compatibility: Specifically engineered for GRACO Bulldog and King 10:1 ratio diaphragm pumps for precise fit and performance.
• Optimized for Polypropylene (PP) Glands: Compatible with polypropylene gland and packing systems to enhance sealing and abrasion resistance.
• Heavy-Duty Performance: Supports system pressures up to 1000 psi (70 bar), suitable for demanding fluid transfer operations.
• OEM Quality: Manufactured to exact GRACO standards to ensure durability, reliability, and minimal downtime.

Technical Specifications:

• Material: 304 Stainless Steel
• Pressure Ratio: 10:1
• Max Discharge Pressure: 1000 psi (70 bar)
• Compatible Pump Models: Bulldog and King series
• Weight: Approx. 12.3 kg (27 lbs)

Installation & Maintenance:

• Depressurize and fully disassemble the pump before replacing the connecting rod.
• Clean mating surfaces thoroughly to prevent contamination and wear.
• Thread the connecting rod securely into the displacement rod, insert cotter pin, and tighten locknut to 40-50 ft-lb (54-68 Nm) torque.
• Verify proper alignment and operation before reassembling the pump and reconnecting lines.
• Regularly inspect and maintain the rod during scheduled pump servicing to ensure optimal performance.

Applications:

• Industrial fluid transfer systems involving corrosive or abrasive fluids.
• Sanitary pumping operations in food, beverage, and pharmaceutical industries.
• Coating, painting, and surface finishing industrial processes.
• General-purpose heavy-duty pumping applications.

Why Choose Genuine GRACO Parts?

Genuine GRACO connecting rods provide exact OEM fit, high durability, and compliance with GRACO's rigorous quality standards for maximum uptime and reliability in critical industrial fluid systems.