Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 50-11421TW found under Rod Ground by Vaisala Meteorological Systems Inc. The National Stock Number assigned to this part is 5975013038238, and the Federal Supply Class is 5975 Electrical Hardware And Supplies. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 50-11421TW.