Description
Safety valve OPV 16, aluminium, DN 16 KF is a laboratory vacuum accessory intended for systems that use small-flange KF connections. This safety valve combines an aluminium body with a DN 16 KF interface, allowing mounting on compatible vacuum pumps, manifolds and line assemblies that share the same flange size. The OPV 16 model designation identifies the unit within the vacuum component range, while the aluminium construction provides a lightweight option for bench and system installation. Supplied as one piece, the valve serves as an accessory or replacement part for laboratory equipment requiring a safety valve at DN 16 KF. From manufacturer WELCH, the OPV 16 fits laboratories working with standard KF vacuum hardware in analytical, research and quality-control settings. Its clear specification—aluminium material and DN 16 KF flange—simplifies selection when matching spare parts to existing vacuum setups. The component supports routine maintenance and system configuration wherever a dedicated safety valve of this flange size is needed.
This article is part of Stopcocks & valves, in Tubing, hoses & fittings.
Key features
- Pack size: 1 pc
- Product type: Safety valve OPV 16
- Material: Aluminium
- Connection: DN 16 KF
- Flange type: KF small flange
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Questions about Safety Valve OPV 16, Aluminium, DN 16 KF
What is this article?
Safety Valve OPV 16, Aluminium, DN 16 KF is the article on this page. Luminix Health distributes WELCH for laboratory use. It sits in Stopcocks & valves, inside Tubing, hoses & fittings, in Labware.
A stopcock opens and closes a line, or directs it between ports. Glass stopcocks have a ground plug that needs grease or a PTFE key. The bore decides the flow. A two-way and a three-way key are different parts.
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 Stopcocks & valves. The catalogue is Labware.
Shelves beside this one are Hose connectors, adapters & fittings, PVC, PTFE & other tubing, 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.

