Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 23059003 ITEM 11 found under Spacer Special Shap by Rolls Royce Corp. The National Stock Number assigned to this part is 5365014390064, 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 23059003 ITEM 11.