Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number LW-P-1447ES found under Ventilator Air Circulating by Mestek Inc. The National Stock Number assigned to this part is 5670011671136, and the Federal Supply Class is 5670 Building Components Prefabricated. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like LW-P-1447ES.