Ace Glass 5843-74 Ace-Thred, #50 to 25 Reducing Coupling with Support

For connecting 5835 bottom drip stopcock adapter to bottom of 5862 chromatography column with leak-tight o-ring seals. One end is #50 Ace-Thred for connecting to column, the other #25 Ace-Thred is for connecting to 5835B adapter. #50 end of coupling is supplied with Porosity A (145-170 micron) glass packing support, press fitted, with taper below disc to 25 I. D. Supplied with two FETFE o-rings. For replacement o-rings, see 7855-729 (for #50); or 7855-727 (for #25).