Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number H41-06 found under Nut Self Locking Extended Washer by Cmp Inc. The National Stock Number assigned to this part is 5310000708780, and the Federal Supply Class is 5310 Nuts And Washers. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like H41-06.