Bored Conflat Flange, CF 4 1/2 inch, Bored 2.50 in, 8 Tapped Holes, Non-Rotatable, 4.50 inch CF-F, Stainless Steel.

These are Bored Conflat Flange, CF 4 1/2 inch, Bored 2.50 in, Tapped Holes, Non-Rotatable, 4.50 inches CF-F, Stainless Steel. These flanges are used for ultra-high vacuum applications. These fittings use a copper gasket and knife-edge flanges to achieve the high vacuum seal and can operate down to 10-13 torr (10-11 Pa) and can be heated to 450 °C for bake-out. North American flange sizes are given by flange outer diameter in inches: 1-1/3 ("mini conflat"), 2ľ, 4˝, 6, 8, 10, 12, 13Ľ, 14 and 16˝. In Europe and Asia, sizes are given by tube inner diameter in millimeters: DN16, DN40, DN63, DN100, DN160, DN200, DN250. These vacuum fittings are made of corrosive resistant stainless steel. Sold as ONE EACH.

Bored Conflat Flange, CF 4 1/2 inch, Bored 2.50 in, 8 Tapped Bolt Holes, Non-Rotatable, 4.50 inches CF-F, Stainless Steel
CF Flange Size: CF 4 1/2, 4.50 inch

Common Dimensions: Flange Size OD = 4 1/2"
(A)=4.50" (113.50mm)
(B)=2.50" (63.75mm)
(C)=2 7/16" (62mm)
(D)=11/16" (17.40mm)
(E)=3 5/8" (92.15mm)