Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number Z00.N5412521305 found under Nut Self Locking Extended Washer by Socata Aircraft. The National Stock Number assigned to this part is 5310004346928, 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 Z00.N5412521305.