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Gaskets • O-Rings • Silicone O-Rings

Silicone o-rings are excellent for static applications at extreme temperatures, although they also have low resistance to abrasion and gas permeation.

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  • Vanguard Products Corp.

    Vanguard manufactures custom rubber silicone O-rings in multiple durometer ratings and colors, with 0.010" to 3" plus cross sections, ID's from 0.010" thick to unlimited thicknesses, and many other options. Applications for silicone O-rings include electronics, food processing equipment, electrical connector seals, automotive, outdoor enclosures, medical equipment, and much more.

  • Grainger Industrial Supply

    Grainger are online distributors of silicone O-rings from approved vendors. There are over 350 products to choose from. You can purchase silicone O-Rings in packs of 5, 10, 25, 50 and 100. Products come in varying ID's and OD's, and durometers (hardness ratings).

  • Elder Rubber Co

    Elder Rubber is a distributor of industrial and military O-rings made from silicone, viton, buna, nitrile, SBR, Vamac, fluorosilicone and EPDM.

  • Marco Rubber & Plastic Products, Inc.

    Marco Rubber offers silicone O-rings for static service at extreme temperatures. These silicone O-rings feature excellent flex and fatigue life and are very good for ozone and UV radiation applications. Temperature range is from –115 C to 232 C (–175 F to 450 F).

  • Quick Cut Gasket & Rubber Corp.

    Quick Cut specializes in fabricating special sized silicone O-rings. Standard cross sections range from .070" to 1" C/S (metric 2mm to 10 mm C/S), and durometers of 70, 75 and 90 on the "A" scale are available . Other O-ring compounds that are offered, besides silicone, include viton, buna, neoprene and EPDM. Many sizes in FDA approved compounds are also in stock.

  • Mercer Gasket & Shim

    Mercer offers silicone O-rings in all standard imperial and metric sizes. Custom silicone O-rings are available in standard cross sections to any length of ID. Nitrile, silicone and viton are also available in closed-cell sponge for applications requiring high compressibility.

  • Greene Rubber Co., Inc.

    Greene are manufacturers of custom butyl, nitrile, teflon and silicone O-rings for the aerospace, military and transportation industries. Silicone O-rings are also available in metric and non-standard sizes. Certifications include ISO 9001:2000 Registered, ISO/TS 16949:2002 Registered, and UL 746 Compliant.

  • Daemar Inc

    Daemar is an ISO 9001:2008 Registered distributor of molded silicone O-rings that can be used in thousands of applications. Silicone O-rings may be used as face seals or radial seals, as well as for static applications. Other materials available include buna-N, viton, EPDM, PTFE and polyacrylate.

  • R.F. Carlson Co.

    RF Carlson offers silicone O-rings in standard, non-standard and metric sizes, with durometer ratings from 30-95. FDA and NSF grades are available. Other materials available include nitrile, fluorocarbon, EPDM and neoprene.

  • All Seals, Inc.

    All Seals are distributors of Silicone O-rings from manufacturers such as Acushnet, Disogrin, Dowty, Saint-Gobain, International Seal, National, and many others. Custom silicone O-rings are available, as well as miniature and metric sizes. Mil-Spec and FDA grades are also available.

  • Precision Associates, Inc.

    PAI are manufacturers of standard size silicone O-rings. 5/32" nominal cross section silicone O-rings are also available. Other O-ring materials include viton, EPDM, nitrile, neoprene, butyl, fluorosilicone, and many others.

  • Grotenrath Rubber Products Co., Inc.

    Grotenrath are suppliers of silicone O-rings in standard (AS, MS, MIL, AMS, AN, NAS, SAE) and metric (JIS, BS, SMS, DIN, DIN ISO) sizes. FDA, food grade and Mil-spec silicone O-rings are available. Applications include the aerospace, medical, semi-conductor, military, industrial, automotive, and other industries.

  • Columbia Engineered Rubber, Inc.

    Columbia are providers of silicone O-rings to OEM's. Silicone O-rings feature excellent physical properties, such as cold and heat resistance, elongation, electrical, ozone and weather resistance.

  • G.L. Huyett

    GL Huyett offers a large inventory of silicone O-rings. Other materials available include buna-n, viton, aflas, E-P and neoprene. Huyett also offers back-up rings, quad rings and cord stock.

  • Bartlett Bearing Co.

    Bartlett Bearing is an independent distributor of silicone O-rings. Other elastomers available include buna-N, viton and neoprene.

  • Global O-Ring & Seal, LLC

    Global O-Ring and Seal offers duro 70 silicone o-rings in AS569 sizes. Silicone o-ring cord is also available in 40, 50 and 70 durometer.