Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number A91-428700 found under Diode Matrix by Charles Industries Ltd. The National Stock Number assigned to this part is 5961010364244, 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 A91-428700.