Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number AR4.11.8 IT37 found under Ring Cam Brake by Kone Industrial Oy. The National Stock Number assigned to this part is 2530014463713, and the Federal Supply Class is 2530 Vehicular Brake Steering Axle Wheel And Track Components. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like AR4.11.8 IT37.