Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 4538741-139 found under Housing by Bae Systems Hagglunds Ab. The National Stock Number assigned to this part is 2950013014885, and the Federal Supply Class is 2950 Turbosupercharger And Components. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 4538741-139.