Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number TR6 25R found under Fuse Cartridge by Ferraz Shawmut Inc. The National Stock Number assigned to this part is 5920012323479, and the Federal Supply Class is 5920 Fuses Arresters Absorbers And Protector. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like TR6 25R.