ISO-QF Socket Weld Flange DN40ISO-QF (2.75" OD), Bore 1.375, 304SS

The Weld KF (QF) HV Stainless Steel Flanges are used to form high vacuum connections in 1/2″ (QF10) to 2″ (QF50) diameter vacuum system tubing. These flanges attached by an ISO flange on one side and is welded on the other. QF flanges are sexless, infinitely rotatable, and fastened with quick clamps that compress an elastomer O-Ring held in a centering ring between two flange faces to create a high vacuum seal.
Flange Size : DN40ISO-QF
Setback (In) : 0.21
Flange Height (In) : 0.50
Bore (In) : 1.38
Nom. Tube OD (In) : 1.50
Material: 304SS