Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number R1345-011 found under Valve Safety Relief by Eaton Corporation. The National Stock Number assigned to this part is 4820001928782, 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 R1345-011.