Description
Jabsco 4-Blade Chopper Kit w/Lock Nut f/18590 Series Macerator Pumps – Boat Pump & Plumbing Part is organized for marine pumps & plumbing shoppers who need a clear, professional marine parts buying experience.
4-Blade Chopper Kit with Lock Nut for 18590 Series Macerator Pumps The Jabsco 4-Blade Chopper Kit replaces a worn, broken, or malfunctioning macerator chopper in the 18590 Series. The chopper is designed with 4 heads, each with its own blade to break up large debris before it enters the pump and other fluid lines. Includes a lock nut to secure it in place.
Fitment & Product Details
- Brand / Manufacturer: Jabsco
- Search-optimized by brand, system, part type, and fitment cues.
- Verify compatibility with your original part number, engine model, and application before ordering.
- Built for boat owners, e-commerce shoppers, and professional marine service teams.






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