8mm 10mm 12mm sizes small rubber plugs with holes

Small rubber plugs with holes in 8 mm, 10 mm and 12 mm size configurations need clearly identified dimensions for the body and passage. The stated size should be tied to its intended feature, since the receiving opening, plug outside diameter and inner hole can differ. Each interface contributes to the installed fit.

Custom materials, hardness and colors allow the plugs to match their application. Define what occupies the hole and whether it is inserted before or after the plug is seated. A cable, tube or other component can change the body shape as it enters the passage.

Evaluate each size with its actual mating parts rather than assuming the same interference works throughout the range. During fitting, support the rubber and inspect for an inward folded lip. Check the outside seat again after the inner part is positioned. Keep visually similar sizes identified during assembly and service. Any sealing requirement should be assessed on the complete configuration, including the contact around the hole and the receiving surface outside the plug.

Material options

Rubber compound options, customized alongside the profile and contact conditions.

Hardness selection

Solid rubber options: 30–90 Shore A. During fitting, support the rubber and inspect for an inward folded lip.

Custom geometry

The stated size should be tied to its intended feature, since the receiving opening, plug outside diameter and inner hole can differ.

Fit evaluation

Keep visually similar sizes identified during assembly and service.

Color & OEM

Custom colors; OEM identification positioned outside closure contact surfaces.

Photos illustrate structure or material appearance only. The stated size should be tied to its intended feature, since the receiving opening, plug outside diameter and inner hole can differ. ETOL directly manufactures custom-shaped silicone and rubber parts to your requirements.