Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 928 06004 found under Valve Check by Jc Bamford Excavators Ltd. The National Stock Number assigned to this part is 4820012362650, 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 928 06004.