Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 074 1100 ITEM 159 found under Valve Ball by Rix Industries. The National Stock Number assigned to this part is 4820016693130, 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 074 1100 ITEM 159.