DURAN® Triple-Neck Round Bottom Flask, with parallel side necks

with standard ground joint

Manufactured from 3.3 expansion borosilicate glass
The triple-neck design allows three separate components to fitted directly to the flask
Vertical centre neck and two parallel side necks
The geometry of the flask permits very uniform heating of the flask contents
Tight closure due to standard ground joints
Fired-on, highly durable white print

Product Overview

Multi-neck flasks (two or three neck flasks) are used for a wide variety of applications where it is necessary to connect multiple components i.e. condensers, adapters, thermometers, etc., directly to the flask.

ProductsCentre Neck NS 24/29

Catalog No	Side Arm Thread	Capacity (mL)	Diameter d (mm)	Height h (mm)	Remarks	Quantity
241853602	NS 19/26	250	85	105	Non-DIN/ISO size.	1
241854401	NS 19/26	500	105	140	Non-DIN/ISO size.	1

Centre Neck NS 29/32

Catalog No	Side Arm Thread	Capacity (mL)	Diameter d (mm)	Height h (mm)	Remarks	Quantity
241853705	NS 14/23	250	85	140	Non-DIN/ISO size.	1
241854504	NS 29/32	500	105	163	–	1
241854607	NS 14/23	500	105	163	Non-DIN/ISO size.	1
241855509	NS 29/32	1000	131	200	–	1
241855603	NS 14/23	1000	131	163	Non-DIN/ISO size.	1
241856308	NS 14/23	2000	166	240	Non-DIN/ISO size.	1
241856505	NS 29/32	2000	166	240	–	1