Description
Whale Valve Non-Return Inline – Boat Pump & Plumbing Part is organized for marine pumps & plumbing shoppers who need a clear, professional marine parts buying experience.
Used to Maintain Prime In Suction/ Discharge Line; For Use With BP4402/ BP4410 Bilge Pumps; Glass Filled Polypropylene; In-Line Non-Return; Black; 1 Inch x 1-1/2 Inch Port
Fitment & Product Details
- Brand / Manufacturer: Whale
- Position: port
- 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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