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RUBBER & SILICONEStandard parts. Custom solutions.

Rubber hole cover

Rubber hole cover

A rubber hole cover that we manufacture is used in a variety of applications in different industries. They are also known as rubber plugs and come in a variety of sizes, shapes, and designs. You can find them extensively used to plug open pipes, holes, and other open items to avoid contaminants entering the liquids. They can also be used as protection or cover for safety purposes. Their resistance to heat, water, oil, and other substances makes them a reliable option for various industries. Our manufacturing unit is capable of making not just standard sizes of rubber hole cover but also different shapes and sizes.

You can rely on the quality of the rubber hole covers we provide as they are per international standards. The latest technology, innovation, and quality are what you can expect from the products that are manufactured at our factories. Finishing dome covers, liquid-tight covers, threaded covers, and tubing covers are some of the products we offer our clients. However, we are not limited to just these as we can provide rubber hole covers that are of other types too. We only source high-quality raw materials from reliable sources. This ensures that our quality or affordability is not compromised with the end product.

Our products are also tested in extreme conditions, and we have strict quality control measures in place at our manufacturing facility. If you wish for a specific design that is not available in the usual market, we would be glad to make it for you. Our designers are experienced, versatile, and open to new models of rubber hole cover needs in the industry. With all these things put together, our company has become a force to be reckoned with in the manufacturing of rubber hole covers.

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
Blanking insert for an unused panel opening
Dimensions to confirm
Opening profile, panel thickness, retaining groove and head overlap.
Exposure to evaluate
Oil splash. Validate the selected material under the combined conditions.
Panel engagement
Seat the head against the panel and check retention at the actual cut edge.

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