SNB-3751 is a NEMA sheet metal enclosure box designed to meet NEMA 1, 2, 4, 4X, 12, 13 and IP-66 environmental protection standards. The enclosure features a 16 GA (1.5mm) cold-rolled steel body and cover, with a 14 GA (2.0mm) cold-rolled steel internal panel and Type 430 stainless steel wall mounting brackets. It includes quarter-turn keyed latches, a poured black polyurethane foam gasket for sealing, and an M6x1.0 pitch x 16mm ground stud. The body and cover are finished in light gray smooth powder coat, while the internal panel is clear zinc plated. This UL listed enclosure (UL508A, file #E194432) is ideal for industrial control applications requiring robust environmental protection and secure wall mounting.