Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 5 00 100 139 0000237 found under Switch Element Ele by Rafi Gmbh And Co Kg. The National Stock Number assigned to this part is 5930123713469, and the Federal Supply Class is 5930 Switches. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 5 00 100 139 0000237.