Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 4150 found under Nut Coupling Electr by Cobham Electronic Systems Inc. The National Stock Number assigned to this part is 5975011266588, and the Federal Supply Class is 5975 Electrical Hardware And Supplies. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 4150.