Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 2R0141-1 found under Valve Restrictor Ch by Saf Industries Llc. The National Stock Number assigned to this part is 4820010045248, 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 2R0141-1.