Plain End Single Cone Adapter, 19/26, 5.75 inch Shank, Borosilicate Glass

This single borosilicate 3.3 glass cone has a 19/26 joint size and a plain end with an inner diameter of 12 mm and an outer diameter of 17 mm. The shank length is 5.75 inches. Autoclavable and chemically durable, the cone is suitable for connecting to standard taper glassware in distillation, reflux, and other laboratory setups. Borosilicate 3.3 glass offers a Strain Point of 515°C, an Annealing Point of 565°C, and a Softening Point of 820°C.