Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 53S-5655-21 found under Handle Door Vehicular by The Eastern Company. The National Stock Number assigned to this part is 2540015600604, 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 53S-5655-21.