Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 513 05118 50 found under Resistor Fixed Film by Rycom Instruments. The National Stock Number assigned to this part is 5905012943005, 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 513 05118 50.