Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number M666301-6-0140 found under Hose Assembly Nonme by Systemzentrum Flarak. The National Stock Number assigned to this part is 4720015282210, and the Federal Supply Class is 4720 Hose And Flexible Tubing. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like M666301-6-0140.