Elder Rubber, inc. is a distributor of industrial & military o-rings
and backup rings that can supply you with all elastomers
(silicone, viton, buna, nitrile, SBR, Vamac, fluorosilicone, EPDM).

An o-ring is a torus, or doughnut shaped object, with a circular cross section. Usually made from an elastomer, although such materials as metal or plastic are sometimes used. All sizes are available in various elastomers: Silicone, EPDM, Neoprene, Viton, Buna, Nitrile and Teflon.

Standard O-Ring Size Chart Elder Rubber, Inc. is a leading o-ring manufacturer and o-ring supplier. We offer more than 50 years of service and experience in industrial & military o-ring distribution, in addition to O.E.M markets. We can customize your o-rings to any specification. Contact us today!
Elder Rubber, Inc. o-ring products are affordable, durable, and eco-friendly! Check out a few of the products we currently offer....

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Inner Diameter All 1/32 1/16 3/64 5/64 3/32 1/8 5/32 3/16 7/32 1/4 5/16 3/8 7/16 1/2 9/16 5/8 11/16 3/4 13/16 7/8 15/16 1 1-1/16 1-1/8 1-3/16 1-1/4 1-5/16 1-3/8 1-1/2 1-5/8 1-3/4 1-7/8 2 2-1/8 2-1/4 2-3/8 2-1/2 2-5/8 2-3/4 2-7/8 3 3-1/4 3-1/2 3-3/4 4 4-1/4 4-1/2 4-3/4 5 5-1/4 1-7/16 1-9/16 1-11/16 1-13/16 1-15/16 2-1/16 2-3/16 2-5/16 2-7/16 2-9/16 2-11/16 2-13/16 5-1/2 5-3/4 6 6-1/4 6-1/2 6-3/4 7 7-1/4 7-1/2 7-3/4 8 8-1/4 8-1/2 8-3/4 9 9-1/4 9-1/2 9-3/4 3-1/8 3-3/8 3-5/8 3-7/8 4-1/8 4-3/8 4-5/8 4-7/8 5-1/8 5-3/8 5-5/8 5-7/8 10 10-1/2 11 11-1/2 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 12-1/2 13-1/2 14-1/2 15-1/2 16-1/2 17-1/2 18-1/2 19-1/2 Outer Diameter All 3/32 1/8 9/64 3/16 13/64 7/32 1/4 9/32 5/16 11/32 3/8 7/16 1/2 9/16 5/8 11/16 3/4 13/16 7/8 15/16 1 1-1/16 1-1/8 1-3/16 1-1/4 1-5/16 1-3/8 1-7/16 1-1/2 1-5/8 1-3/4 1-7/8 2 2-1/8 2-1/4 2-3/8 2-1/2 2-5/8 2-3/4 2-7/8 3 3-1/8 3-3/8 3-5/8 3-7/8 4-1/8 4-3/8 4-5/8 4-7/8 5-1/8 5-3/8 13/32 1-9/16 1-11/16 1-13/16 1-15/16 2-1/16 2-3/16 2-5/16 2-7/16 2-9/16 2-11/16 2-13/16 2-15/16 3-1/16 3-3/16 3-7/16 3-11/16 3-15/16 4-3/16 4-7/16 4-11/16 4-15/16 5-3/16 5-7/16 5-11/16 5-15/16 6-3/16 6-7/16 6-11/16 6-15/16 7-3/16 7-7/16 7-11/16 7-15/16 8-3/16 8-7/16 8-11/16 8-15/16 9-3/16 9-7/16 9-11/16 9-15/16 3-1/4 3-1/2 3-3/4 4 4-1/4 4-1/2 4-3/4 5 5-1/4 5-1/2 5-5/8 5-3/4 5-7/8 6 6-1/8 6-1/4 6-1/2 6-3/4 7 7-1/4 7-1/2 7-3/4 8 8-1/4 8-1/2 8-3/4 9 9-1/4 9-1/2 9-3/4 10 10-1/4 10-3/4 11-1/4 11-3/4 12-1/4 13-1/4 14-1/4 15-1/4 16-1/4 17-1/4 18-1/4 6-3/8 6-5/8 6-7/8 7-1/8 7-3/8 7-5/8 7-7/8 8-1/8 8-3/8 8-5/8 8-7/8 9-1/8 9-3/8 9-5/8 9-7/8 10-1/8 10-3/8 10-7/8 11-3/8 11-7/8 12-3/8 13-3/8 14-3/8 15-3/8 16-3/8 17-3/8 18-3/8 19-3/8 20-3/8 21-3/8 22-3/8 23-3/8 24-3/8 25-3/8 26-3/8 10-1/2 11 11-1/2 12 12-1/2 13 13-1/2 14 14-1/2 15 15-1/2 16 16-1/2 17 17-1/2 18 18-1/2 19 19-1/2 20 20-1/2 21-1/2 22-1/2 23-1/2 24-1/2 25-1/2 26-1/2 Width All 1/32 3/64 1/16 3/32 1/8 3/16 1/4

We manufacture & design custom products in varying types, shapes, and specifications to meet your needs. Contact us for more information on your custom product requirements.

Elder Rubber, Inc. is often considered the "supermarket" for replacement brake parts used to rebuild vacuum and/or hydraulic brake parts.

We will do everything in our power to find the right part or custom manufacture it. more>

Elder Rubber, Inc. uses a 3-D printing manufacturing process that uses various additives.
This consists of adding thin layers of a particular material to create a 3-Dimensional object. more>

Elder Rubber, Inc. offers custom rubber sealing solutions including aerospace seals, grommets,
o-rings, diaphragms along with design assistance. more>

ISO 9001:2008
Certificate Number: TRC 00823

Elder Rubber, Inc. is compliant with the RoHS directive given by the European Union and are working with our customers to ensure that their particular RoHS requirements are met. more>