Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number DE5541 HM244 ITEM 77 found under Ring Retaining by Rolls Royce Power Engineering Plc. The National Stock Number assigned to this part is 5365998622656, and the Federal Supply Class is 5365 Bushings Rings Shims And Spacers. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like DE5541 HM244 ITEM 77.