The ARMOR 979 series D-sub Backshell is designed for rugged/robust applications. It is features all metal die cast housing, this backshell offers high reliability performance for the most challenging design applications. It is available in 5 industry sizes/positions (9, 15, 25, 37 and 50) and in die-cast, metalized plastic and plastic. The strain relief design ensures secure fit no matter what cable diameter is used. Perimeter sealing lips for secure assembly Die cast metal shells provide excellent EMI/RFI shielding Plated with high quality nickel finish Available in a variety of cable entries Compression or mechanical strain reliefs Various mating hardware available Thumbscrews supplied with backshell More robust design for those areas that need it Perimeter sealing lips for secure sealing 4-40 Mating hardware supplied with backshell Grommet tree supplied - various sizes UL94V-HB Flammability Applications Industrial