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OJP 3876-3 Boat Self-Bailing Cockpit Mounted Scupper Valve Kit, 2-7/8-inch Boat Drain Scupper with Gasket and Mounting Retaining Ring Screws for Cockpit Drain Repair Replacement

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  • Wide Applicability: OJP boat drain scupper is suitable for yachts, fishing boats, speedboats and other watercraft. Meet a variety of hull structure and drainage requirements, scupper flapper for an enhanced boating experience
  • Boat Self Bailing Cockpit Kit: 3876-3 boat self-bailing cockpit mounted scupper valve kit which can automatically remove accumulated water in the cockpit, effectively prevents seawater and rainwater backflow and keeps the cockpit dry
  • Easy Installation and Maintenance: OJP boat scupper flaps suitable for 2-7/8-inch drainage outlets, boat scupper flapper can be installed on the crossbeam above the waterline or through the hull, easy for daily inspection and maintenance
  • High Quality Scupper Valve Kit: OJP self bailing scuppers for boats with ABS and flexible rubber, boat scuppers resistant to seawater, extreme temperatures, and prolonged exposure to sunlight, ensuring stability and reliability under long-term use
  • Packaging Includes: Scupper valve is equipped with complete installation accessories, Includes retainer ring, screws, rubber flapper valve, and gasket, ideal for bilge drainage systems


Specifications & Material:
Packaging includes:
Rubber baffle valve x 1
ABS fixing ring x 1
Stainless steel mounting screws x 4 (rust proof)
Sealing gasket x 1 (enhanced waterproofing)
Part Number: 3876-3
Material: ‎Plastic and flexible rubber
Boat Scuppers Diameter: 2-7/8 inch
Why Choose Our Boat Self-Bailing Cockpit Mounted Scupper Valve Kit?
1. Strong Sealing:The Marine Drain Flapper Kit provides an effective seal to ensure that the repaired drain system effectively prevents moisture from flowing back into the boat, keeping the cabin dry.
2. High Quality Material:
Valve Body: High strength ABS plastic - resistant to impact and salt spray corrosion. Valve: Elastic Rubber - resistant to UV rays, seawater erosion, and long-term use without deformation.
3.Easy to Install:
Installs on 1-inch to 1-1/4-inch drain lines.
Universal hole pattern replaces any defective baffle scrapers.
Internally slotted for mounting on drain flange.
4. Applicable Scenarios:
Ships&yachts: Cockpit, deck drainage system.
RV&Camper: Waterproof and Drainage Design.
Other water equipment: prevent backflow of accumulated water.