Description
Threaded tube DURAN RD 14 measuring 12 x 110 x 1,5 mm is a laboratory glass component manufactured from DURAN tubing for RD 14 connections. Produced in borosilicate glass 3.3, it combines the established material properties of this glass type with a precision threaded section for apparatus work. The dimensions 12 mm × 110 mm × 1,5 mm define a compact profile suited to smaller-scale laboratory assemblies. Supplied as one piece with a net weight of 0,013 kg, the item is a threaded tube fabricated from DURAN® tube stock. This component from manufacturer Witeg is intended for RD 14 interface applications in modular glass systems. Straight geometry supports clean alignment when the tube is integrated into laboratory glassware. Laboratories specifying DURAN borosilicate glass 3.3 benefit from material continuity across the assembly. The stated dimensions help technicians match the piece to complementary RD 14 fittings and accessories. Suitable for research and analytical glass construction, it provides a standardised threaded DURAN element for laboratory setups requiring an RD 14 connection of this size.
This article is part of Hose connectors, adapters & fittings, in Tubing, hoses & fittings.
Key features
- Pack size: 1 pc
- Material: Borosilicate glass 3.3
- Glass type: DURAN®
- Thread: RD 14
- Dimensions: 12 x 110 x 1,5 mm
- Design: Threaded tube from DURAN tubing
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Questions about Tube DURAN for RD 14
What is this article?
Tube DURAN for RD 14 is the article on this page. Luminix Health distributes Witeg for laboratory use. It sits in Hose connectors, adapters & fittings, inside Tubing, hoses & fittings, in Labware.
A hose connector or adapter joins two lines, or steps one bore down to another. The barb diameter has to match the tube, and the thread has to match the stopcock or the bottle. Most leaks are a mismatch here, not a hole in the tube.
Tubing is how a liquid or a gas moves between two vessels without being poured. Silicone stays flexible and survives repeated autoclaving. PTFE resists almost every solvent and is stiff. PVC is the ordinary flexible line for water and for mild aqueous work. The fitting, not the tube, is what usually leaks: the barb, the thread and the stopcock have to match the tube bore. Glass and plastic apparatus around these lines is indexed under ISO laboratory ware.
Which category should I open next?
The category is Tubing, hoses & fittings. The sub-category is Hose connectors, adapters & fittings. The catalogue is Labware.
Shelves beside this one are PVC, PTFE & other tubing, Stopcocks & valves, Silicone tubing and Tubing accessories.
What should I check before I order?
When this page shows a safety data sheet, use that manufacturer file. Hazard text does not belong in the sales description. For a pack size, a grade or a certificate that is not on the page, send a quote request or contact the team.
How does ordering and shipping work?
Luminix Health distributes this article from the heart of Europe. Articles in stock ship within 2–5 business days. Standard delivery is free from €250 excl. VAT. Cold-chain goods and dangerous goods under ADR are never included in that free delivery. The terms are in the Shipping Policy. The full brand index is on shop by brand. Who we are is on about us.
Which other categories should I open?
The seven catalogues are Labware, Lab chemicals, Lab instruments, Lab consumables, Chromatography equipment, Lab safety equipment and Life Science & Microbiology.

