Flat Bottom Flasks, Heavy Wall$49.95
With a 10 degree offset, the upper joint has an 7~8mm thread head at the top for vacuum tight seal of plain stem thermometers or any other tube having an O.D. between 4 and 7mm. When used with vertical side neck flasks, thermometers can be angled into the bottom center of flask. With a serrated hose connection for connecting to vacuum source or for introduction of gases. The serrated hose connection has an O.D. of 10mm at the largest serration. Hose connection extends from the opposite side of the thermometer joint and has an O.D. of 10mm at the largest serration.Inner joint size 24/40. Thread size 7-8mm.From Factory - Est. Availability: Unknown at this time.Please, contact us to place a backorder. Thank you.
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