Description
O-ring, silicone (VMQ), suitable for desiccators, DN 150 (185 x 5,3 mm) provides a flexible sealing ring matched to desiccator flanges of nominal size DN 150. Manufactured from silicone elastomer (VMQ), the ring measures 185 x 5,3 mm and is intended to restore or maintain a reliable seal between desiccator base and lid during drying, storage or vacuum applications. The silicone material offers the elasticity and chemical resistance expected for repeated opening and closing cycles in laboratory desiccator systems. Correct seating of the O-ring helps preserve chamber integrity and supports consistent performance of glass desiccators used for moisture-sensitive samples or controlled atmospheres. Supplied as a single piece from manufacturer Duran/DWK Life Sciences, this replacement O-ring is dimensioned specifically for DN 150 desiccators and integrates directly into existing setups without modification. Laboratories maintaining desiccator fleets can use the silicone (VMQ) ring to ensure proper flange contact and dependable sealing geometry at the stated 185 x 5,3 mm cross-section.
This article is part of Lids & seals, in Stoppers, caps & closures.
Key features
- Pack size: 1 pc
- Storage temperature: standard
- Material: silicone (VMQ)
- Nominal size: DN 150
- Dimensions: 185 x 5,3 mm
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Questions about O-RING,silicone rubber, suitable for desiccators, DN 150 (185 X 5,3 mm)
What is this article?
O-RING,silicone rubber, suitable for desiccators, DN 150 (185 X 5,3 mm) is the article on this page. Luminix Health distributes DWK Life Sciences for laboratory use. It sits in Lids & seals, inside Stoppers, caps & closures, in Labware.
Lids and seals are the covers of dishes, jars and tanks: a snap lid, a sealing film, a gasket. The seal is doing the work. A lid that only rests on the rim does not contain a volatile liquid.
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 Lids & seals. The catalogue is Labware.
Shelves beside this one are Screw caps & closures, Rubber & silicone stoppers, Ground-joint glass stoppers 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. Delivery across Europe, two to five days when in stock. 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.

