These plugs by Delock are suitable for sealing open holes with an M40 x 1.5 thread, e.g. in distribution boxes.
Specification• Thread size: M40
• Thread length: 12 mm
• Height: ca. 17.5 mm
• Diameter: ca. 46 mm
• Material: nylon 66
• Fire-resistance rating: 94V-2
• Colour: black
• 10 x sealing plug
