PYREX 2mm Straight Bore Stopcock with Solid Glass
Corning This PYREX® straight bore stopcock has a No. 2 Standard Taper glass stopper plug with a 2mm diameter bore. Stopcock sidearms have an 8mm O. D. Closely controlled grinding techniques allow this general use stopcock to be used at pressures down to 10{-4} torr (mm Hg) when correctly greased. For additional strength, sidearm seals are heavy and uniform. For replacement stopcock plugs, see No. 7680-2; for replacement retaining clips, see No. 7280-1CO. - COG