Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 549860 found under Hose by Dana Off Highway Products Llc. The National Stock Number assigned to this part is 4720008910245, 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 549860.