Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number B3371 found under Cushion Seat Back Vehicular by Freedman Seating Company. The National Stock Number assigned to this part is 2540009248451, and the Federal Supply Class is 2540 Vehicular Furniture And Accessories. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like B3371.