Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number T-59803 IT2 found under Valve Check by Hamworthy Kse Ab. The National Stock Number assigned to this part is 4820014369562, 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 T-59803 IT2.