IMPA: 239999

Marine PVC Drain Valve with Oval 2-Bolt Flange

This marine-grade PVC drain valve features an integral oval flange with a two-bolt mounting configuration, ensuring a secure, leak-free connection to tank outlets, bilge wells, and seawater systems. The valve body is manufactured from high-quality PVC, offering excellent resistance to corrosion, seawater, and a broad range of chemicals commonly encountered aboard vessels.

Designed with a compact, low-profile structure, this drain valve minimizes space requirements while providing dependable flow control and complete drainage. Its lightweight construction simplifies handling and installation, reducing load on tanks and bulkheads. This component falls under IMPA code 239999 and is an essential item for rigging equipment and general deck inventory, suitable for sea chests, fire systems, fresh water tanks, and waste water lines. With a precision-machined seat and smooth operating handle, it ensures positive shut-off and reliable performance even after prolonged service in harsh offshore conditions.

Key Features

Technical Specifications

SpecificationDetail
Product NameDrain Valve PVC Complete with Oval, 2 Bolt Flange
IMPA Code239999
MaterialPVC (Polyvinyl Chloride)
Valve TypeManual drain valve
MountingOval flange with 2 bolt holes
Size Range1 inch (25 mm) to 2 inches (50 mm) nominal bore
End ConnectionsOval flange (tank side); socket or threaded outlet
Pressure Rating150 psi (10 bar) at 70°F (21°C)
Operating Temperature32°F to 140°F (0°C to 60°C)
StandardMarine/Industrial grade PVC

Frequently Asked Questions

What is a drain valve with an oval flange used for?

This valve is specifically designed to drain fluids from tanks, bilges, and piping systems on marine vessels. The oval flange with two bolt holes provides a secure, compact mounting to the tank bottom or bulkhead.

Is this PVC drain valve suitable for seawater?

Yes, the marine-grade PVC construction resists saltwater corrosion and is compatible with freshwater, seawater, dilute acids, and many other chemicals found in shipboard operations.

What size options are available?

Common nominal sizes range from 1 inch (25 mm) to 2 inches (50 mm). The exact size and outlet configuration can be selected to match your existing piping system.

How is the valve installed?

The oval flange is bolted directly to the tank or bulkhead using two bolts. The outlet side connects to your pipe via solvent welding or threaded connections, depending on the model.

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