Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number S2800A found under Semiconductor Device Thyristor by Rca Corp Picture Tube Div. The National Stock Number assigned to this part is 5961011488505, 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 S2800A.