Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number FSA40FT25NST found under Coupling Hose Fire Fighting by All American Hose Llc. The National Stock Number assigned to this part is 4210013610772, and the Federal Supply Class is 4210 Firefighting Equipment. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like FSA40FT25NST.