Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number F11-243-A3MB found under Trap Moisture by Norgren C A Co. The National Stock Number assigned to this part is 4730014178285, 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 F11-243-A3MB.