Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number P2531-1003T found under Resistor Fixed Wire by A Vox Systems Inc. The National Stock Number assigned to this part is 5905010151912, 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 P2531-1003T.