Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number D8257PC12 found under Resistor Adjustable by Bogue Systems Inc. The National Stock Number assigned to this part is 5905002796921, 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 D8257PC12.