Hammond 1590xxF Series Flanged Base Diecast Aluminium Enclosures – Natural – Hammond 1590NF, This diecast enclosure from Hammond, 1590NF, measures 121 x 66 x 40mm and has a flanged base. It is part of a range of natural finished, diecast aluminium boxes suitable for a wide range of applications. Hammond 1590NF Diecast Enclosure Flanged Base Natural (121 x 66 x 40mm)