Rubber Grommet Size Calculator

Enter the hole, panel thickness and cable diameter to compare your measurement with common panel-hole sizes.

Panel holePanel thicknessCable diameter

Unit

Closest common size20 mm

Clearance12 mm

Reference sizing only. Manufacturer ranges and tolerances vary; verify the product datasheet before ordering.

METHOD

How it works

The tool compares the measured panel hole with common grommet hole sizes and shows cable clearance.

Note

Reference values for sizing. Manufacturer ranges, tolerances and standard variants can differ; verify the product datasheet before ordering.