Rubber caps for screws
In a wide variety of industries, manufacturing units, and households, fasteners and screws are used, mainly to secure joints or to provide a perpendicular shaft-like structure to hang materials on. In order to shield the outer layer of these screws, rubber caps are commonly used. Such rubber caps that are specifically designed for screws are known as rubber caps for screws and they are distinguished for their bulbous shape that facilitates firmness.
Rubber caps for screws are made of high quality, strong, waterproof rubber materials that are also break, crack, and rust resistant. Additional properties of these caps include being water resistant, dirt resistant, weather resistant, and humidity proof. They come in a variety of colors, but black is the most predominant of all as its coloration does not fade with ease. The screw protecting rubber caps are also well polished on the exterior to support a smooth and comfortable outer surface.
With good durability, flexibility, and softness, rubber caps for screws have good clamping capabilities and they are helpful in shielding the surface of the screws, or other fasteners such as nuts and bolts from erosion, corrosion, or environmental decay. The resilience of the rubber materials used in these caps makes them stretch up to multiple times their size to prevent tearing, splitting, and shredding damage altogether. Also, these caps are very lightweight and portable, not occupying too much space, and hence are easy to store.
Aside from adding strength, the state-of-the-art technology used in making these rubber caps for screws makes them last for years on end. Their superior finishing and surface smoothness also help conceal aesthetically unpleasing, damaged, or sensitive screws. Moreover, if the exterior of a screw is sharp enough or has a rough texture, the handler could suffer contact injuries, which are prevented by these screw-friendly rubber caps.
All dimensions are in mm
Rubber Cap Size Catalog
Compare the internal and external dimensions of rubber caps against the part being covered.
Custom colors are available to your Pantone color code. Include the code in your inquiry.
Rubber Caps-RSE
Compare A (inner diameter), B (outer diameter), C (inner depth) and D (total height), in mm.

Need a different size? Share your drawing, mating dimensions and intended use to discuss a suitable part.
Discuss Your RequirementsProduct specifications
- Product form
- Protective cover for exposed fastening hardware
- Dimensions to confirm
- Fastener head width and height, exposed thread length and cap cavity.
- Installation discussed
- Screw attachment. Identify the chosen retention method and the surface or hardware it engages.
- Exposure to evaluate
- Outdoor weather, moisture and dust or debris. Validate the selected material under the combined conditions.
- Access after fitting
- Leave room for fitting and removal without displacing the fastener.
Need a quote or a custom part?
Send your requirements, drawings or samples to discuss standard and custom silicone rubber parts.
Email us[email protected]