Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number TS3W502K found under Resistor Fixed Wire by Amphenol Corporation. The National Stock Number assigned to this part is 5905009957281, 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 TS3W502K.