Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number EJ42284 53 found under Key Machine by The Entwistle Company. The National Stock Number assigned to this part is 5315015524762, and the Federal Supply Class is 5315 Nails Machine Keys And Pins. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like EJ42284 53.