Glossary for Seals, Gaskets, O-Rings, Orings, Rubber.
This is perhaps the most comprehensive glossary of seal, gasket, packing and molded rubber parts terms available on the internet.
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Washers - Round, flat rings used as spacers, gaskets or slip devices under the head of a bolt.
Water Absorption - The increase in weight and volume after immersion in water.
Water resistance - The ability to withstand swelling by water for a specified time and temperature.
Wear Rings - Wear rings, guide rings, guiding rings, bearing rings for hydraulic cylinder rods.
Wear Sleeves - Wear rings, guide rings, guiding rings, bearing rings for hydraulic cylinder rods.
Wear Strips - Strips of abrassion resistant plastic, PTFE or Teflon material - Wear rings, guide rings, guiding rings, bearing rings for hydraulic cylinder rods.
Wetting - Completeness of contact between particles dispersed in a medium, such as carbon black rubber.
Wheels - Round rollers to provide easy movement of a machine or component.
Wiper Rings - Also, called a wiper ring - A ring which rides tight against a rod, with a sharp lip to scrape or wipe off excess oil, dirt or dust in a hydraulic or pneumatic cylinder.