Hammond 1590wxxbk series watertight diecast enclosures black hammond 1590wlbbk this hammond 1590wlbbk enclosure measures 505 x 505 x 31mm and is part of a range of black finished watertight diecast aluminium boxes suitable for a wide range of applications hammond 1590wlbbk watertight diecast enclosure black 505 x 505 x 31mm