Description
Cap with bent olive NS 14/23 is a laboratory closure intended for standard ground-joint glassware of joint size NS 14/23. The design combines a sealing cap with a bent olive outlet, allowing flexible tubing to be attached while the ground joint remains seated on matching flasks, adapters or reaction vessels. Supplied as a single piece, the item has a net weight of 0,013 kg and a gross weight of 0,013 kg, making it a compact accessory for everyday laboratory assemblies. Categories associated with this product include closure caps, aluminium caps and crimp-style caps, reflecting its role as a practical sealing component in chemical and analytical work. The bent olive geometry supports hose connections without obstructing neighbouring apparatus on a crowded bench or rack. Produced by manufacturer Witeg and originating from Baden-Württemberg, Germany, the cap is suited to European standard taper systems that rely on the NS 14/23 joint. It is offered as one piece per unit for straightforward stocking and replacement in teaching, research and quality-control laboratories that routinely employ ground-joint glassware with olive connections.
This article is part of Screw caps & closures, in Stoppers, caps & closures.
Key features
- Pack size: 1 pc
- Product type: Cap with bent olive
- Joint size: NS 14/23
- Country of origin: Germany
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Questions about Suction tube, with socket, bent, ST 14/2
What is this article?
Suction tube, with socket, bent, ST 14/2 is the article on this page. Luminix Health distributes Witeg for laboratory use. It sits in Screw caps & closures, inside Stoppers, caps & closures, in Labware.
A screw cap has a thread and a liner. The thread has to match the bottle. The liner has to survive the liquid: a pulp liner fails in a solvent that a PTFE-faced liner ignores. The colour of the cap is not the specification.
A closure is the part that decides whether a bottle stays shut and whether the contents attack the seal. A ground-glass stopper matches a ground neck. A screw cap needs the right thread and a liner that survives the liquid. Rubber and silicone stoppers push into a mouth. The liner, not the colour of the cap, is the chemical choice. The vessels they close are indexed under ISO laboratory glassware.
Which category should I open next?
The category is Stoppers, caps & closures. The sub-category is Screw caps & closures. The catalogue is Labware.
Shelves beside this one are Rubber & silicone stoppers, Ground-joint glass stoppers, Lids & seals and Closures (other).
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.

