Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number K090125-BOR 1.875-.5X.25 KEY found under Hub Electric Brake by Dings Co. The National Stock Number assigned to this part is 6110012831085, and the Federal Supply Class is 6110 Electrical Control Equipment. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like K090125-BOR 1.875-.5X.25 KEY.