Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 3188842 found under Subplate Assembly V by Allied Signal Inc. The National Stock Number assigned to this part is 4820012944897, 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 3188842.