Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 10000100555-00 ITEM 20 found under Plug Door by Rockwell Automation Inc. The National Stock Number assigned to this part is 4730015966711, and the Federal Supply Class is 4730 Hose Pipe Tube Lubrication And Railing Fittings. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 10000100555-00 ITEM 20.