You can purchase SA030CP0 3"x3
TACQ40X10SG Airtac Compact Guided Air Cylinder
Bearing outer diameter is 30mm and Bearing width is 16mm
Product Info Acting Type Direct Acting Normally Closed Airtac 2s Stainless Steel Fluid Control Valves 2/2 way Product Series Airtac 2S Stainless Steel Fluid Control Valves Brand Airtac Coil Voltage1 DC 12V Component Type Solenoid Fluid Control Valve Electrical Entry Terminal Port Size 1/2 inch Pressure Condition High Type of Thread NPT Valve Type Single Solenoid 2 Port (2 Way) 2 Position
NURT50R IKO Cam Followers Bearings
NPB7/8X19SCAT Airtac NPB Round Body Air Cylinder Cylindrical Roller Bearings You can purchase SA030CP0 3"x3NPB7 8X19SCAT Airtac NPB Round Body Air Cylinder Pneumatic cylinder, round body, double acting, 7 8 inch bore, 19 inch stroke, with magnet, pivot type back cover, NPT thread type Product Info Airtac npb Round Body Air Cylinder Product Series Airtac NPB Round Body Air Cylinder Back Cover Type Pivot Bore Size 7 8 inch Brand Airtac Component Type Round Body Pneumatic Cylinder Magnet With Magnet Stroke Length 19 inch Type of Thread NPT