Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 531942-4 found under Actuator Support by B E Aerospace Consumables Management. The National Stock Number assigned to this part is 1680012816769, and the Federal Supply Class is 1680 Miscellaneous Aircraft Accessories And Components. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 531942-4.