Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number TIIP29B found under Transistor by Sgs Thomson Microelectronics Inc. The National Stock Number assigned to this part is 5961012474682, 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 TIIP29B.