Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number ER8593 found under Hose Assembly Nonme by Pearson Engineering Ltd. The National Stock Number assigned to this part is 4720991476075, and the Federal Supply Class is 4720 Hose And Flexible Tubing. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like ER8593.