75mm rubber suction cup with M8 screw

The 75mm rubber suction cup pairs a nominal cup size with an M8 screw attachment for a compatible fixture. Its footprint is an important starting point when space on the mounting surface is limited. The entire contact edge needs room to seat, and the connected hardware must fit above the cup without obstructing that contact or forcing the flexible body out of alignment.

Check the dimensioned drawing to confirm how the 75 mm measurement is defined and allow clearance around the actual outer edge. Nearby seams, curved transitions, holes or raised features can interrupt the intended contact area. A surface that is large enough in overall dimensions may still offer too little uninterrupted space for the cup. Include a photograph or drawing of the mounting location when discussing a custom assembly.

The M8 connection also requires more detail than its nominal thread diameter. Confirm pitch, usable screw length, bracket thickness and the method used to secure the joint. Consider the position of the attached load relative to the surface, because a projecting bracket can apply leverage at the rim. The product listing does not replace an application-specific retention test, and diameter alone should not be used to assign a working load.

Evaluate the 75mm rubber suction cup on the actual smooth, nonporous surface with the intended hardware installed. Establish clean contact, then check for edge lifting as the fixture is handled in its normal direction. Avoid pulling the assembly loose through the screw; release the pressure difference at the cup edge first. Protect the lip from cuts during storage and transport. For an inquiry, provide the mounting envelope, M8 interface dimensions, orientation and expected service conditions so that the sample can be assessed as part of the complete fitting.

Material options

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

Hardness selection

Solid rubber options: 30–90 Shore A. The entire contact edge needs room to seat, and the connected hardware must fit above the cup without obstructing that contact or forcing the flexible body out of alignment.

Custom geometry

Confirm pitch, usable screw length, bracket thickness and the method used to secure the joint.

Fit evaluation

Evaluate the 75mm rubber suction cup on the actual smooth, nonporous surface with the intended hardware installed.

Color & OEM

Custom colors; OEM markings outside the suction contact face.

Photos illustrate structure or material appearance only. The M8 connection also requires more detail than its nominal thread diameter. ETOL directly manufactures custom-shaped silicone and rubber parts to your requirements.