Used on sub atmosphere control. 2.718" outside diameter for ansi B16.5 pipe line flange joint; suitable for temperatures up to 900 degrees fahrenheit chromium outer ring surface treated circular
Used on hd-1157/spy ddg91&up, cooler, water, elek eqpt; hd-1140a/spy-1d(v) ddg91&up, clr, wtr, elex eqpt. drawing reference use cage code 10001 with part number 3255811-5