Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 0401274660 found under Guard Diesel Engine by Sikorsky Aircraft Corporation. The National Stock Number assigned to this part is 2815016671515, and the Federal Supply Class is 2815 Diesel Engines And Components. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 0401274660.