Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 5437-899 PC 1843-881 found under Circuit Card Assembly by Woodward Machine Corporation. The National Stock Number assigned to this part is 5998014934364, and the Federal Supply Class is 5998 Electrical And Electronic Assemblies Boards Cards And Associated Hardware. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 5437-899 PC 1843-881.