Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 3E5 042 ITEM 3B found under Spring Helical Compression by Man Diesel And Turbo Ltd. The National Stock Number assigned to this part is 5360013954770, and the Federal Supply Class is 5360 Coil Flat Leaf And Wire Springs. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 3E5 042 ITEM 3B.