Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number T740R found under Nut Self Locking Cone Seat Hexag by Paradise Gates And Entry Systems Inc. The National Stock Number assigned to this part is 5310010635844, 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 T740R.