Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 237-C-453045 PC 5 found under Ball Bearing by Air Products And Chemicals Inc. The National Stock Number assigned to this part is 3110012434792, and the Federal Supply Class is 3110 Bearings Antifriction Unmounted. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 237-C-453045 PC 5.