Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 41228-200-003-004 found under Tank Refueling Aircraft by Era Mfg Co. The National Stock Number assigned to this part is 1560013600253, and the Federal Supply Class is 1560 Airframe Structural Components. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 41228-200-003-004.