Rubber screw caps
Do you know how there are those simple accessories that have different applications, and their use is widespread in both the household and industry because they can perform so many different functions? Well, screw caps are one such accessory. They can be made of a variety of materials, including plastic, nylon, silicone, and others. They are often made of rubber and as such are used for various purposes. If we want to generalize the use of screw caps we can say that their role is primarily protective.
For example, you can find rubber screw caps in the automotive industry, where they cover all bolts, nut heads and other parts of the car that, without rubber screw caps, would have sharp ends that could lead to damage to adjacent parts, or cause injury. The same goes for rubber screw caps for household use. These accessories can be helpful regardless of the item they will be placed on. Imagine a metal chair frame whose ends do not contain rubber screw caps. You would not want something like that to touch your skin or the skin of your child. You can also add rubber screw caps to the ends or legs of tables, the head of nails, the end of the pipe… the possibilities are truly limitless.
They can be found in many different sizes, depending on the diameter of the part whose end they need to cover. When choosing the size of rubber screw caps keep in mind that they are quite soft and flexible, so we suggest you choose one whose diameter is slightly smaller than the diameter of the object at the end of which you want to place this attachment. Also, they are available on the market in different colors, shapes and designs, so they can be completely adapted to the purpose. Besides having a practical role, we cannot neglect the aesthetic one, because they can be a nice addition to various items in your home.
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
- Material options discussed
- Silicone. Choose one formulation for the actual contact and loading conditions.
- 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.
- 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]