The Hammond Type 4X HPN4PC Series Hole Plug is designed to seal unused pushbutton holes, conduit openings or knock-out holes against the ingress of dust, oil and water. Compatible with enclosure wall thickness of 1.6mm to 6.35mm. Recognised component for use with UL & CSA listed enclosures, Type 1, 3, 3R, 4, 4X. * 64mm Diameter * RAL7035 Light Grey * Moulded Polycarbonate * 51mm Minimum Hole Diameter * 56mm Maximum Hole Diameter * Neoprene/EPDM Gasket * Self centring, anti-rotational design * Easy one person installation * No tools required Available in 7 sizes. Designed to maintain the IP66/NEMA 4X rating of Enclosure once fitted. https://elecena.pl/product/27226300/hammond-hp150pclg-ip66-non-metallic-hole-plug-64mm-diameter 2024-11-11 https://elecena.pl/product/27226300/hammond-hp150pclg-ip66-non-metallic-hole-plug-64mm-diameter 2025-03-24 https://elecena.pl/product/27226300/hammond-hp150pclg-ip66-non-metallic-hole-plug-64mm-diameter 2025-05-23 https://elecena.pl/product/27226300/hammond-hp150pclg-ip66-non-metallic-hole-plug-64mm-diameter 2025-08-08 https://elecena.pl/product/27226300/hammond-hp150pclg-ip66-non-metallic-hole-plug-64mm-diameter 2026-03-18 https://elecena.pl/product/27226300/hammond-hp150pclg-ip66-non-metallic-hole-plug-64mm-diameter 2026-04-11 https://elecena.pl/product/27226300/hammond-hp150pclg-ip66-non-metallic-hole-plug-64mm-diameter 2026-06-18 https://elecena.pl/product/27226300/hammond-hp150pclg-ip66-non-metallic-hole-plug-64mm-diameter 2026-07-11