Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number NPTB00050 found under by Nitronex Corporation. The National Stock Number assigned to this part is 5961016235223, 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 NPTB00050.