Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number D61346 2341A 1-2IN 316SSTL found under Valve Check by William Powell Company The. The National Stock Number assigned to this part is 4820011324742, 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 D61346 2341A 1-2IN 316SSTL.