rubber seal plug
We are very proud to offer a variety of accessories that can be useful if you run a business in the automotive, electrical, chemical and other industries. One such accessory is the rubber seal plug – a small practical tool that will give you a number of benefits. In our offer you can find a huge selection of rubber seal plugs that can be useful for various purposes. The best part is that you will find these items with us in different styles, colors, shapes and general features, so you will definitely find a rubber seal plow that perfectly suits the desired purpose.
These plugs can be helpful for professional purposes, but you can also use them in your household to cover certain holes, which is one of their main roles. You may want to remove a hole that is unnecessary on a surface, and the easiest way to do this is to install a rubber plug. By fitting this object into the surface you are using, you will achieve the desired effect, but the good thing is that you can also find a plow that fits aesthetically perfectly, so that no inhomogeneity can be seen on the material.
The rubber seal plug can also be a phenomenal tool for hermetically sealing various bottles and containers. The good thing is that the material from which we make plows is resistant to various chemical and physical influences, which means that they will not change over time, and there will be no contamination of the contents of the container that you seal with a plug. These items are designed not to chemically react with different acids and alkalis, and are also resistant to the extremely low or high temperatures encountered in various industrial processes. With our plugs, you can be sure that the holes are protected from the ingress of dirt, but also that there will be no adverse effects of high and low temperatures or different mechanical factors.
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.
Custom colors are available to your Pantone color code. Include the code in your inquiry.
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.

RSA Tapered Corks
Compare large-end diameter A, small-end diameter B and Height, in mm. The mating bore and required seating depth determine where the taper contacts the opening.

RSB Undercut Plugs
Compare neck diameter A, flange diameter B, flange-to-lip distance C and flange thickness D. Check panel thickness and rear clearance. E refers to the underside recess.

RSD T-Shaped Stoppers
Compare stem diameter A, flange diameter B, stem length C and head thickness D, in mm. Check the seating surface and available depth as well as the hole diameter.

Need a different fit? Share the opening dimensions, mating profile and intended use for a custom size.
Discuss Your RequirementsProduct specifications
- Product form
- Removable closure fitted inside an opening
- Application focus
- Bottle necks. Size the part against the selected assembly.
- Dimensions to confirm
- Opening diameter, closure profile, insertion depth and exposed grip. Match these to bottle necks.
- Contact conditions
- Acids and alkalis: define concentration, temperature and contact time, then check compatibility with the chosen compound.
- Exposure to evaluate
- Heat and cold cycling 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.
Need a quote or a custom part?
Send your requirements, drawings or samples to discuss standard and custom silicone rubber parts.
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