What is an O-Ring ?, What is an O-Ring Seal ?

An O-ring is a torus, or doughnut-shaped ring, generally molded from an elastomer, although O-rings are also made from PTFE and other materials.

eFunda: Introduction to O-Rings

Seals Eastern - Plug Seal O-ring Design Guideline

O-Ring Size Chart

What is an O-Ring ?, What is an O-Ring Seal ?

How Does an O-Ring Work? Allied Metrics O-Rings & Seals, Inc.

Understanding O-Ring Squeeze, Stretch & Compression - Marco Rubber

O-Ring: What Is It? How Is It Made? Types Of & Common Uses

PROSEALS provides o-rings and engineered sealing products

O-ring Flange for Custom Underwater Housings

O-Ring: What Is It? How Is It Made? Types Of & Common Uses

Seal the Deal: Your Guide to O-Ring Types Article

O-ring seal simulation subjected to pressure of a fluid.

The Lord of the O-Ring: One O-Ring to seal them all

Causes for O-Ring Failure

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