Chapin International 6-8180 Piston Pump Repair Kit for Most Backpack Sprayers | Genuine Chapin Parts

Restore reliable spraying with genuine Chapin parts

Keep your Chapin backpack sprayer performing at its best with the 6-8180 piston pump repair kit. This genuine Chapin part replaces the piston cylinder assembly on compatible models, helping you regain a smooth pumping action and a consistent spray across tasks. When a sprayer loses its bite, a rebuild with the correct parts can feel like a small transformation: the stroke becomes lighter, the handle feels confident in your grip, and the spray emerges with a steadier arc.

Compatibility at a glance

• Piston cylinder assembly kit for Chapin backpack sprayers
• Fits models: 62000, 63800, 61800, 61950, 61900, 61813, 61808
• Backpack sprayer pump repair kit
• Genuine Chapin parts recommended to preserve fit and function

What you gain

• Restored pumping action and steady spray coverage
• Strong seal to help minimize leaks and drips
• Designed to match original specifications for reliable performance

Real-life use cases you might recognize include lawn care under a bright sun, greenhouse misting on cooler mornings, or spot treatments where a steady stream matters. A piston kit that fits your model means fewer surprises and less downtime, so you can focus on the task rather than the tool. The kit is designed to slot into your Chapin backpack without needing specialized tools or permanent modifications.

Maintenance and care tips: after installation, wipe seals clean, test the pump with water before applying fluids, and store in a dry place to extend life. Regular inspection of o-rings and seals helps catch wear before it affects performance.

Important note: using genuine Chapin parts is recommended to maintain the product's intended fit and function. Third-party parts may not align perfectly with Chapin's tolerances and can affect performance.