120059, Flange, Del Seal, Conflat Flange, DN250CF, 304mm x 254mm (12" x 10"), Tapped, Rotatable, 304ss

• Complies with ISO 3669
• UHV rated to 1x10^-13 Torr or10^-13 mbar
• High temperature rated to 450°C
• Rotatable and non-rotatable geometries
• OFE Copper or optional Fluorocarbon-based fluoroelastomer (FKM / FPM) elastomer gaskets
• Tapped or clearance bolt holes
• There is widespread incompatibility between different manufacturers' larger sizes of the CF flange No DN International Standard notation exists for CF flange sizes 304mm ( 12") OD and above.

Material   

• Flanges                304ss (1.430I) 
• Gaskets               OFE copper 
• Bolts                    Stainless steel 

Fastening  

• Bolt Type              Hexagonal 
• Nut Type               Hexagonal
• Size                       M8 
• Torque                  20 Nm 

Vacuum range               Below 10-13 mbar 

Temperature range       -200°C to 450°C 

Weight                               4.5 kg | 10 lbs

Dimensions                      304mm OD x 254mm ID | 12" OD x 10" ID