Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 1SMB5928BT3 found under Semiconductor Device Diode by Usm Corp. The National Stock Number assigned to this part is 5961014850151, 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 1SMB5928BT3.