Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 5100911ITEM002 found under Block Support by Curtiss Wright Electro Mechanical Corporation Div Steam And Air Solutions. The National Stock Number assigned to this part is 5340016280228, and the Federal Supply Class is 5340 Hardware Commercial. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 5100911ITEM002.