Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number RV7-8 502J found under Resistor Variable W by Bowmar Tic Inc Sub Of Bowmar Ins. The National Stock Number assigned to this part is 5905005813275, 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 RV7-8 502J.