Custom Gaskets & Seals for the Pump & Valve Industry

Pump Flange Gaskets

Custom Gasket Mfg. is a leading supplier of high-quality gaskets and seals for the pump and valve industry.

Our company’s reputation for excellence has been built on our ability to provide our valued customers with the most effective manufacturing solutions to meet their most demanding applications.

Our main objective is to continuously exceed our customers’ expectations by providing them with high-performance gaskets and sealing products, competitive pricing, on-time delivery and exceptional customer service. Custom Gasket Mfg. is committed to consistently meet all of your blueprint specifications and tolerance requirements.

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Pump Gaskets & Seals, Valve Gaskets & Seals

Rubber Molded Valve Stem Seal

Custom Gasket Mfg. specializes in precision die cut and rubber molded gaskets and seals for a wide variety of pump and valve applications. We work closely with customers to determine the best material for their specific application. It is critical that pump gaskets and seals are reliable and produced from the appropriate material since they often require exceptional chemical and thermal resistance for a wide range of temperatures. Custom Gasket Mfg. takes pride in its ability to consistently produce high-quality pump and valve gaskets and seals guaranteed to meet your exact specifications and function perfectly within your application.

Types of Pumps & Valves

Custom Gasket Mfg. offers die cut and rubber molded gaskets and seals for most types of pumps and valves. In addition to standard style pumps and valves listed below, we also excel in manufacturing custom gaskets and seals for specialty pumps and valves.


  • Air Pumps
  • Fuel Pumps
  • Boiler Pumps
  • Circulating Pumps
  • Centrifugal Pumps
  • Displacement Pumps
  • Oil Pumps
  • Pool Pumps
  • Solenoid Pumps
  • Hydraulic Pumps
  • Pneumatic Pumps
  • Gear Pumps
  • Reciprocating Pumps
  • Booster Pumps
  • Drum Pumps
  • Sump Pumps
  • Sanitary Pumps
  • Metering Pumps
  • Jet Pumps
  • Vacuum Pumps
  • Water Pumps
  • Well Pumps


  • Air Release Valves
  • Control Valves
  • Check Valves
  • Ball Valves
  • Butterfly Valves
  • Gate Valves
  • Diaphragm Valves
  • Globe Valves
  • Relief Valves
  • Plug Valves
  • Solenoid Valves
  • Motor Valves
  • Rotary Valves
  • Hydraulic Valves
  • Pneumatic Valves
  • Pinch Valves
  • Cryogenic Valves
  • Piston Valves
  • Needle Valves
  • Safety Valves
  • Water Valves

Please visit our gasket materials page for more information on our extensive selection of materials.

For more information on custom pump and valve gaskets or to speak with one of our knowledgeable professionals, please feel free to Contact Us or complete our online Request For Quote form.

Call 800-985-6750 or email your inquiry to