61902 Hybrid Ceramic Bearings can be made with chrome 52100 or stainless steel for the inside and outside race along with silicon nitride balls
602" Ring Material 52100 Chrome Steel Ball Material 52100 Chrome Steel Cage Material Brass Dynamic Radial Load 18152 lbs Dynamic Thrust 31130 lbs Dynamic Moment 156625 lbs Static Radial Load 37750 lbs Static Thrust 94390 lbs Static Moment 434200 lbs Max Speed (X1000 rpm) 0 Lubrication Lubricated Shaft Mount Type Press Fit Temperature Range -30°C to 110 °C ABEC Rating ABEC-1 Radial Clearance 0
12 Outside diameter - mm: 22 Width - mm: 7 Bore: cylindrical Extended Inner Ring: no Sealing: open Seals material: without Ring Material: Ceramics Rolling Element Material: Ceramics Cage Material: PTFE Lubricant: dry Lifetime lubricated: no Application: Extreme temperatures Internal Clearance: C3 (increased clearance) Precision Class: ABEC 1 / P0 max
NART15UUR IKO Cam Followers Bearings
8mm Max speed in grease = 5300 rpm Max speed in oil = 8300 rpm Fitting dimensions da min = 180mm Da max = 220mm Db max = 224mm ra max = 2mm rb max = 1mm Weight = 13
SDA63X130BG
Airtac Compact Air Cylinder, Double Acting Rod Ends SA..E/ES 61902 Hybrid Ceramic Bearings canSDA63X130BG Airtac Compact Air Cylinder, Double Acting Compact pneumatic cylinder, double acting, 63mm Bore, 90mm Stroke, without magnet, Male thread, G thread type Acting Type Double Acting Airtac sda series Compact Air Cylinder Airtac Product Series Airtac SDA Compact Air Cylinder Bore Size 63mm Brand Airtac Component Type Compact Air Cylinder Magnet Without Magnet Rod Type Male Thread Stroke Length 130mm Thread Type G