Centering Ring, with no rubber 0-Ring NW-63 Vacuum Fittings, Stainless Steel
These centering rings follow International Standards Organization (ISO) standards and have a flange size of NW-63. ISO flanged vacuum fittings are commonly used to build process vacuum plumbing and systems for industrial applications. The fittings are quick to assemble using double claw clamps and a centering ring (please see top right figure - click to enlarge). The Viton® centering ring contains a rubber/elastomeric o-ring. The ISO standard sizes for large flanges are NW-63, NW-80, NW-100, NW-160, NW-200, NW-250, NW-320, NW-400, NW-500, NW-630. These vacuum fittings are made of corrosive resistant stainless steel.
Centering Ring with no 0-Ring, NW-63 Vacuum Fittings, Stainless Steel
ISO-LF Flange Size: NW-63
Common Dimensions: A = 2.625" (67mm), B = 2.75" (70mm) C= 0.1875" (4mm)