Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number SE27750-053 found under Transistor by Thales Optronics Limited. The National Stock Number assigned to this part is 5961011121827, 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 SE27750-053.