IMPA: 735001

Dresser Type Ring Seal – Marine Pipe Coupling Gasket

This Dresser-type ring seal is a high-quality rubber gasket designed specifically for use in Dresser-style pipe couplings commonly found in marine piping systems. Manufactured from marine-grade EPDM rubber, it delivers a reliable, watertight seal that withstands continuous exposure to seawater, oil, and harsh environmental conditions.

Suitable for a wide range of shipboard applications, including ballast water lines, bilge systems, fire mains, and cooling water circuits, this ring seal ensures leak-free operation and minimizes downtime during maintenance. Its precision-molded profile fits standard Dresser coupling housings, providing consistent compression and a secure seal across flanged joints.

As part of the IMPA 735001 category, this ring seal meets the demanding requirements of international ship supply catalogs. Available in multiple sizes to fit various pipe diameters, it is an essential spare part for every ship's maintenance inventory. Order today to ensure your piping systems remain operational and safe.

Key Features

Technical Specifications

AttributeValue
Product TypeDresser Type Ring Seal
MaterialMarine-Grade EPDM Rubber
Hardness70 Shore A
Temperature Range-20°C to +120°C
Pressure RatingUp to 16 bar (232 psi)
Available SizesDN25 – DN300 (1" to 12")
IMPA Code735001

Frequently Asked Questions

What is a Dresser-type ring seal?

A Dresser-type ring seal is a rubber gasket used inside a Dresser-style pipe coupling to create a watertight and leak-proof seal between two sections of pipe.

What materials are available?

This ring seal is manufactured from marine-grade EPDM rubber, which offers excellent resistance to seawater, ozone, and temperature extremes, making it ideal for long-term use in shipboard systems.

Can this seal be used for potable water systems?

Yes, EPDM rubber is certified safe for drinking water applications, so this ring seal is suitable for fresh water and potable water piping aboard vessels.

How do I ensure the correct size?

Measure the external diameter of your pipe and the inside diameter of the coupling housing. Compare these measurements to the size range (DN25–DN300) offered for this ring seal to ensure a proper fit.

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