nVent HOFFMAN AS1 Series Mild Steel Seal for Use with Enclosure, 56mm

The nVent Hoffman Hole Seal are expertly designed to seal extra pushbutton holes, conduit openings, and knockouts, providing an exceptional barrier against dust, dirt, oil, and water. Compatible with any size or shape of hole, these seals are ideal for installation on walls up to 8 mm thick, maintaining a robust enclosure rating of Type 3R, 4, 4X (Stainless Steel version only), 12, and 13.

Designed for conduit openings measuring 1 1/4 inches for versatile application
Holes can accommodate a maximum diameter of 43 mm for flexibility