Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number CA193-900 found under Bearing Roller Cyli by Actuant Corporation. The National Stock Number assigned to this part is 3110012147633, 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 CA193-900.