Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number A19 10 found under Ferrule Brazing Tub by Lube Devices Inc. The National Stock Number assigned to this part is 4730012386310, 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 A19 10.