![Click to enlarge](https://s.turbifycdn.com/aah/vacuumshopper/nw40-centering-rings-88.gif) ![](https://sep.turbifycdn.com/ca/Img/trans_1x1.gif) ![NW40 Centering Rings
Aluminum or 304 SS](https://s.turbifycdn.com/aah/vacuumshopper/nw40-centering-rings-89.gif)
NW40 (KF40) Flange Centering Ring with O-Ring
• Buna-N (Nitrile NBR): 100°C Max
• Viton (Fluorocarbon, FKM): 200°C Max
• Silicone (Chemical Series): 200°C Max
• NW40 (KF40, QF40) High Vacuum Hardware
Fits NW40 (KF40) Flange OD: Ø2.18"
• NW40 Flange Centering Ring Counter Bore: 1.62"
NW40 High Vacuum Flange Equivalents
KF40, KF-40, K150, NW-40, QF40, ISO-QF
NW, KF, QF Series High Vacuum Flanges
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NW40 (KF40) OD: 2.18" – Centering Ring
Counter Bore: 1.62" |
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