Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number FSS-5100-243B found under Nozzle Garden Hose by Forest Service Specifications Pr. The National Stock Number assigned to this part is 4730005951103, 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 FSS-5100-243B.