Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number D1BW8CY found under Valve Control by Rg Industriesinc. The National Stock Number assigned to this part is 4820012495619, and the Federal Supply Class is 4820 Valves Nonpowered. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like D1BW8CY.