Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number P19048 found under Ball Bearing by Siemens Water Technologies Corp. The National Stock Number assigned to this part is 3110004281647, 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 P19048.