ASA/ANSI Rotatable Flange Flat, DN4-ASA (9.00" OD), ID 4.1, Bore 3.91, 304SS

An ASA Rotatable Flange is a one-piece design that has a comes in both bored and blank and come with a set bolt hole orientation. All ASA flange styles have: 1 smooth flange, and 1 grooved flange. ASA Flanges are manufactured from 304 stainless steel and can withstand a vacuum environment of 1x10-7 torr.
Flange Size: ASA-4
Flange OD (in) : 9.00
Bore (in) : 3.91
Tube ID (in) : 4.1
Flange Height (in) : 0.50
Setback (in) : 0.25
Bolt Hole Diameter (in) : 7.50
Number of Bolt Holes : 8
Material: 304SS