Ace Glass, 6955-12, 6955 Five Necks, One #7 Ace-Thred, Standard Wall, 1000ml, 24/40-24/40
Round bottom flask with three in-line and one front reinforced outer joint; the other front neck is a #7 Ace-Thred for use with thermometers, bleed tubes, etc. up to 7mm O.D. Heavy wall flasks are fabricated to be approximately 30% heavier than standard wall flasks. Supplied complete with 5029 nylon bushing and FETFE O-Ring.