7740 Pyrex Glass Adapter, 2.50 Diameter with closed (domed) end and mounted on 4.50 CF Flange. Glass tube is hermetically sealed to a stainless steel sleeve and welded into a standard stainless steel CF flange.
4.50" CF Conflat® flange, OFHC copper gasket, 2.51 ID.10 per package.
4.50" CF Conflat® flange, OFHC copper gasket, 2.80 ID.10 per package.
32 ea. 5/16-24 x 2 bolts, hex nuts and washers, used for mounting 4.50 CF flanges with through holes.