Wills Rings® O are precision-engineered, all-metal O-shaped static seals designed for high-pressure and high-temperature applications. Their seamless, round cross-section provides uniform sealing under extreme conditions, including vacuum and cryogenic environments. Made from corrosion-resistant metals, they offer exceptional durability and leak-tight performance, making them ideal for aerospace, nuclear, and other demanding industries. This is a Internal Pressure Vented version.
Metall/Wills Rings®:
Ring Diameter Outside18.9 mm
Signature StandardMOVAR0189-1H
Quality (10th Digit)-
TSS Article Number (3 to 9)VAR0189
Type of Article0
Article GroupMO
Root Ring Outside Diameter18.9 mm
Root Ring Thickness1.59 mm
Ring Thickness1.59 mm
Compound code1H
Material Information for the product(s) on this page
1H
Material Type:
Metal
Material Code Class:
Metal
Material:
1H