Hammond 1590W Series Watertight Diecast Aluminium Enclosures – Natural – Hammond 1590WR1, This Hammond 1590WR1 enclosure measures 192 x 111 x 61mm and is part of a range of natural finished, watertight diecast aluminium boxes suitable for a wide range of applications. Hammond 1590WR1 Watertight Diecast Enclosure Natural (192 x 111 x 61mm)