Moss Seal Company is one of the oil and
gas industry’s most reliable manufacturer and distributor of high quality elastomer, thermoplastic and metal custom machined seals and products.

Our Team of professionals understand

our motto — the standards of excellence

and instill it in all that we do. From the highest quality of products and thorough inspections, to building time-tested, trusted relationships with our customers, we guarantee we will exceed your expectations.




Moss Seal Company offers a full line of elastomer and thermoplastic seals that we custom manufacture as well as representing many leading manufacturers.

Engineering and Design Services

Full Service

Machine Shop

Moss Seal Company is a full-service precision machine shop. We manufacture both metal and thermoplastic products for a wide variety of industries per our customers specific requirements.

With over 65 years of combined manufacturing experience, we pride ourselves on product quality, on-time delivery performance, exceptional customer service and competitive pricing.


Industries We Serve

Downhole Drilling

Offshore Drilling

Valve Manufacturers






Engineering Support:

  • Custom designed elastomeric and plastic components for oil and gas extreme environments

  • CNC Machining: In-house machining of thermoplastics, elastomers and metals

  • Vulcanizing

  • Spring-loaded seals

  • Customer rubber molding

  • Custom products machined to customer specifications

For Sales and More Information