Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number S575 0681F found under Resistor Fixed Film by Thales Optronics Bv. The National Stock Number assigned to this part is 5905004212932, and the Federal Supply Class is 5905 Resistors. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like S575 0681F.