Blank Weld Bore KF-50 - Bore Size 2 inch Vacuum Fittings, ISO-KF Flange Size NW-50, 304 Stainless Steel
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Blank Weld with Bore KF-50 - Bore Size 2 inch, ISO-KF Flange Size NW-50, Stainless Steel (sold as One Each)
Blank Weld with Bore
ISO-KF Flange Size: NW-50
Common Dimensions: Bore Size 2 inch, A = 75 mm, B = 53.32 mm, C = 48.26 mm, D = 51.05 mm, E = 5.10 mm
These Blank Weld with Bore KF-50 - Bore Size 2 inch follow ISO-KF standards and have a flange size of NW-50. They are commonly used to build foreline vacuum plumbing and process systems. They are often called quick flange fittings because they are quick to assemble. A circumferential clamp and centering ring form the vacuum seal between the connecting flanges (please see top right figure - click to enlarge). The centering ring contains a rubber elastomer o-ring. The standard sizes for quick flange fittings are KF-10, KF-16, KF-25, KF-40, and KF-50 with flange sizes NW-10, NW-16, NW-25, NW-40, and NW-50, respectively. They are made of corrosive resistant stainless steel.
Blank Weld with Bore
ISO-KF Flange Size: NW-50
Common Dimensions: Bore Size 2 inch, A = 75 mm, B = 53.32 mm, C = 48.26 mm, D = 51.05 mm, E = 5.10 mm
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