Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number R8051E3-8HD2 found under Valve Plug by Teledyne Technologies Inc. The National Stock Number assigned to this part is 4820006910132, 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 R8051E3-8HD2.