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RUBBER & SILICONEStandard parts. Custom solutions.

Black Rubber Caps

Black Rubber Caps

You will find black rubber caps in a variety of forms and adapted to a variety of functions. Rubber is such a material that it allows caps, often called end caps, to be of any shape, and also of any color, although they are usually black. There are screw caps, nut caps, secure caps, cone caps, tapered caps and many others, not to mention all the models now because there are so many.

Each of these types of black rubber caps is intended for different industrial and consumer use. But they also have a very versatile use, so if you estimate that you can use black rubber caps for something other than what the manufacturer has indicated as the primary use, feel free to do so. They can be used for protecting, masking, sealing, finishing and much more. You can conclude by the name of black rubber caps what is there primary use.

Whether they are made of natural rubber, neoprene or some other rubber-like material, they are very resistant to all types of damage, which include cracks, chemicals, UV light damage and everything else. Also, temperatures twice as high as boiling, as well as below minus 60 degrees Celsius, are not something that will damage any type of black rubber caps. That is why you will find them as much in home use as in industrial use. Few materials in the world have such diverse applications as rubber. They are also black rubber caps watertight and waterproof so you can expose them to contact with water without the risk of them being damaged or water penetrating through them. 

There is virtually no size of black rubber caps that you cannot find on the market. Any diameter size you need, both inside and outside, as well as groove width and all other size parameters, are available in the market.

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.

Dimension guide
Rubber cap — A inner diameter, B outer diameter, C inner depth, D total height
Profile reference. Use the dimension letters and units in the selected table and confirm the part drawing.
Product appearance
Rubber Caps-RSE — product view
Illustrative product appearance. Refer to the selected row and part drawing for dimensions.
Part No.ABCD
RSE3.7-7-93.77911
RSE4.7-8-94.78911
RSE5.7-9-105.791012
RSE6.7-10-106.7101012
RSE7.7-11-117.7111113
RSE8.7-12-128.7121214
RSE9.7-14-139.7141315
RSE10.7-15-1410.7151416
RSE11.7-16-1511.7161517
RSE12.7-17-1512.7171518
RSE13.7-18-1513.7181518
RSE14.7-19-1514.7191518
RSE15.7-20-1615.7201619
RSE16.7-21-1616.7211619
RSE17.7-22-1617.7221619

Need a different size? Share your drawing, mating dimensions and intended use to discuss a suitable part.

Discuss Your Requirements

Product specifications

Product form
Protective cover fitted over a component end
Material options discussed
Chloroprene rubber (CR) and natural rubber / latex. Choose one formulation for the actual contact and loading conditions.
Application focus
Masking during surface finishing. Size the part against the selected assembly.
Dimensions to confirm
Mating outside dimensions, cover depth, cavity and wall thickness. Match these to masking during surface finishing.
Color options
Custom colors are available to your Pantone color code. Include the code in your inquiry.
Profiles discussed
Tapered sections. Select the profile that matches the mating part and dimension that section explicitly.
Installation discussed
Screw attachment. Identify the chosen retention method and the surface or hardware it engages.
Exposure to evaluate
Sunlight or UV. Validate the selected material under the combined conditions.
Cover retention
Check the installed overlap and pull-off force on the actual end profile.

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