The 1963900000, type IE-BP-V04P, is a flange-mounted protective cap designed to shield devices from dust and dirt. Constructed from black polyamide (PA) with a UL 94 V-0 flammability rating, it provides robust IP67-rated protection against ingress. This cap operates reliably across a wide temperature range of -40°C to 70°C. With a compact depth of 21.65 mm and a net weight of 3.913 g, it is ideal for sealing unused ports on industrial equipment and electronic enclosures in indoor environments.