Description
Bent plastic olive with silicone seal (VMQ) made from polypropylene (PP) is a laboratory hose connector used to attach tubing to apparatus, for example when linking a vacuum pump to a glassware setup. The curved form allows convenient hose routing while the integrated silicone seal (VMQ) provides a reliable, tight fit at the connection point. This olive is designed to match GL 14 screw connection closures, enabling secure coupling of flexible tubing in laboratory systems. Supplied as a single piece from manufacturer Duran/DWK Life Sciences, the lightweight fitting has a net weight of 0,002 kg and suits routine vacuum-line or fluid-transfer work. Polypropylene construction combined with the VMQ gasket offers practical chemical resistance for standard laboratory environments. Technicians employ the bent olive wherever a durable plastic hose adapter is required on GL 14 threaded ports, eliminating the need for separate sealing elements and simplifying apparatus assembly in research and analytical laboratories.
This article is part of Hose connectors, adapters & fittings, in Tubing, hoses & fittings.
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Questions about Plastic Hose Connection, bent, with silicone seal (VMQ), from PP
What is this article?
Plastic Hose Connection, bent, with silicone seal (VMQ), from PP is the article on this page. Luminix Health distributes DWK Life Sciences 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.

