Hammond 1590W Series Watertight Diecast Aluminium Enclosures – Natural – Hammond 1590WD, This Hammond 1590WD enclosure measures 187.5 x 119.5 x 56mm and is part of a range of natural finished, watertight diecast aluminium boxes suitable for a wide range of applications. Hammond 1590WD Watertight Diecast Enclosure Natural (187.5 x 119.5 x 56mm)