Custom Seal & Gasket Manufacturers | Seal & Design, Inc.
WORLD-CLASS FACILITIES
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Our Clarence Headquarters has 91k sq. ft of state-of-the-art manufacturing, warehouse, and office space. Our Able Division has 16k sq. ft of space and Higbee Division has another 60k sq. ft.

From gasket fabrication to o-ring inspection, our world-class facilities allow our team to make the highest quality products for our valued customers.

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Millions of O-Rings
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We carry an inventory of millions of O-Rings in the standard AS568A, Japanese, and European metric sizes. Choose more than 100 compounds including:

  • Acrylic (ACM)
  • Aflas® (TFE/P)
  • Butyl (IIR)
  • Chemraz® (FFKM)
  • Ethylene Propylene (EPDM)
  • Fluorosilicone (FVMQ)
  • Neoprene (CR)
  • Silicone (MQ, PMQ, VMQ, PVMQ)
  • Teflon® (PTFE)
  • Viton (Fluorocarbon, FKM)

View our O-Ring Offerings

PORON URETHANE FOAM
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PORON® is a microcellular urethane foam with extremely low compression set. PORON materials are high density, flexible cellular products and are manufactured by continuously casting and curing mechanically frothed urethane intermediates to the desired thickness. By controlling chemistry and density, the properties of PORON® materials can be widely varied.

Learn more about PORON

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PTFE Products
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PTFE material has the lowest coefficient of friction and possesses superior chemical resistance. We supply a variety of PTFE products from the industry's top PTFE producers.

  • PTFE Gaskets
  • PTFE Gasket Sheets
  • PTFE infused tapes & sealants
  • PTFE o-rings

Check out our PTFE Products

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Product Categories

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Millions of o-rings in all standard AS568-B sizes.

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A wide variety of gasketing products - fabricated in dozens of materials in hundreds of formulations

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Hallite, SKF, Rotary, Bonded Seals, and Performance Plastics

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Transfer, injection (LIM), and compression molded from any elastomer

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Gap fillers, thermal insulators, and thermal tapes

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O-Ring and gasketing material with strong chemical resistance properties

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Hydrophobic, oleophobic and hydrophilic ePTFE venting membrane materials

Seal & Design Blog
Silicone vs EPDM
EPDM EPDM (Ethylene Propylene Diene Monomer) is a synthetic rubber commonly used in automotive and constructive industries but has a disadvantage of having a lower heat resistance. Silicone Silicone is an inorganic polymer used in many industries and applications with the advantage that it can withstand extreme temperatures and keep its physical properties. Silicone is […]
Canada Consul General Visit
Seal & Design hosted a visit from Phyllis Yaffe, Canadian Consul General in New York.  Company President, Dean S. Penman and CFO, Adam Mikols met with Ms. Yaffe and gave her a tour of our facility. Ms. Yaffe spoke to us about NAFTA and the importance of that agreement to Seal & Design’s business. Seal […]
EMI Shield Seal Gasketing
Shield Seal Strip is available in various material combinations and sizes. The versatility of materials and sizes provides assurance of protection against weather conditions including temperature extremes as well as protection against Electro Magnetic Interference and Radio Frequency Interference leakage. The material used conforms to the military specifications. The elastomers (Neoprene or Silicone) are available […]

Seal & Design

Established in 1989 by Dean T. Penman, Seal & Design Inc. has established itself as an industry leader in the sealing and gasketing industry. Seal & Design is a leading manufacturer and distributor of die cut gaskets, seals, o-rings, and molded rubber products.

Dean's original philosophy included exceeding customer expectations with great customer service and high quality products; and we are proud to continue that tradition today. We supply to the Automotive, Medical, Military, Aerospace, Electronics, Power Generation, Hydraulics, and many other commercial industries.

Our mission is to provide the highest quality products, the best technical support, reliable on-time delivery, and superior customer service, at competitive prices. We achieved our ISO/TS 16949 certification in 2003. Seal & Design's customer focused attitude allows us to exceed customers’ expectations.

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