Spherical reaction flask with flat, ground conical style flange with O-Ring groove and bottom outlet

Supplied with capacity reference graduations. Nominal flange I.D. is 100 mm (4"). With three side ports: one #7 Ace-Thred and two standard taper 45/50 outer joints. Bottom outlet is spherical joint 28/15 spherical ball joint. Each flask is supplied with one 89061-166 CAPFE (PTFE encapsulated silicone) O-Ring.