Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number KSM2475DC-175NN found under Chamber Air Brake by Aero Quip Corp. The National Stock Number assigned to this part is 2530004830745, 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 KSM2475DC-175NN.