Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 0401741931 found under Crystal Server Assy by Qinetiq North America Inc. The National Stock Number assigned to this part is 1680016629248, 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 0401741931.