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RUBBER & SILICONEStandard parts. Custom solutions.

size 8 silicone stopper

size 8 silicone stopper

Our company specializes in manufacturing and distributing a high-quality, size 8 silicone stopper that is suitable for laboratory applications, environments that experience quick and drastic changes in temperatures, as well as other industrial and assembly application processes. Our size 8 silicone stopper is designed to withstand prolonged exposure to high temperatures, but this isn’t the only thing that it can withstand and resist. It is also resistant to a wide range of chemicals, some acids, thermal coating, ozone, sunlight, weathering, liquids, humidity, dirt, and grime, all of which enable our customers to use it in both outdoor and indoor settings. All of these characteristics make it an ideal option for almost every industry out there, including food & beverage, automotive, marine, and military industries.

As an organization that has been in the industry for quite some time, we ensure that our size 8 silicone stopper is manufactured from high-quality, raw materials, which is exactly why our customers can use it for tightly sealing a wide range of containers, including bottles, vials, hoses, containers, beakers, test tubes, and so on. Since it is manufactured from high-quality materials, it will not change the composition of the substances inside of it, which means that the smell, taste, and color of the substance will not change.

It is also worth mentioning that our company offers customization services for the size 8 silicone stopper. Hence, if you cannot find what you are looking for in our online store or website, you might be capable of placing a customization order, and together with our customer support team – that can guide you through the entire process – you can create a size 8 silicone stopper according to your needs and project requirements. This means that you can choose the design, color, texture of the stopper, and you could even opt for creating a stopper kit.

Stopper & Plug Size Catalog

Compare four stopper profiles and check the selected part dimensions against your opening and available depth. Each profile has its own drawing and dimension meanings.

RST T-Shaped Plugs

Match stem diameter A, flange diameter B, stem length C and flange thickness D. E refers to the underside recess; use the selected row and approved drawing to confirm the actual profile.

Dimension guide
T-shaped stopper — original A, B, C, D and E dimensions
A recessed RST variant is illustrated. The head remains closed. Check E and the approved section for the selected part.
Product appearance
Rubber Silicone Plugs(T-shaped-RST) — product view
Illustrative product rendering. Refer to the selected part drawing and table for dimensions.
PartNo.A(mm)B(mm)C(mm)D(mm)E(mm)
RST2.5-5.5-5.32.55.55.320
RST2.7-5.5-52.75.5520
RST3-4.3-4.534.34.50.80
RST3-7-73772.20
RST3.3-6.5-63.36.561.50
RST3.5-6.5-63.56.5620
RST3.8-7-10.53.8710.51.50
RST3.8-7-73.8771.50
RST3.8-7-63.8761.50
RST4-7.5-647.5620
RST4-9.5-749.572.50
RST4.3-8-64.3861.50
RST4.5-7.5-64.57.5620
RST4.8-6.8-3.64.86.83.60.90
RST4.8-9-74.8971.50

Need a different fit? Share the opening dimensions, mating profile and intended use for a custom size.

Discuss Your Requirements

Product specifications

Product form
Removable closure fitted inside an opening
Material
Silicone. Specify the compound grade for the selected service.
Application focus
Laboratory vessels, bottle necks, vials and test tubes. Size the part against the selected assembly.
Dimensions to confirm
Opening diameter, closure profile, insertion depth and exposed grip. Match these to laboratory vessels and bottle necks.
Size designation
Designation 8. Match it to the specific top diameter, bottom diameter and height on the supplier drawing.
Size selection
Choose the drawing or chart row by its functional dimensions and units; verify mating-part tolerances before ordering.
Contact conditions
Acids and food ingredients: define concentration, temperature and contact time, then check compatibility with the chosen compound.
Exposure to evaluate
Sunlight or UV, ozone, outdoor weather, moisture and dust or debris. Validate the selected material under the combined conditions.
Seating check
Check the sealing contact around the opening and the force needed for insertion and removal.

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