Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number GA50819 found under Semiconductor Devic by Siemens Water Technologies Corp. The National Stock Number assigned to this part is 5961008019381, and the Federal Supply Class is 5961 Semiconductor Devices And Associated Hardware. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like GA50819.