Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number BH01941-4 found under Nrp Nut Self Lockin by Bristol Inc. The National Stock Number assigned to this part is 5310016161431, 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 BH01941-4.