Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 923349.0602 found under Breather by Kalmar Limited. The National Stock Number assigned to this part is 2520015419200, and the Federal Supply Class is 2520 Vehicular Power Transmission Components. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 923349.0602.