Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number OSH 2031880 found under Block Manifold Air by Daimler Trucks North America Llc. The National Stock Number assigned to this part is 4730014462546, and the Federal Supply Class is 4730 Hose Pipe Tube Lubrication And Railing Fittings. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like OSH 2031880.