6901 Hybrid Ceramic Bearings (12X24X6) can be made with chrome 52100 or stainless steel for the inside and outside race along with silicon nitride balls
v-Belt CX0670
SDA32X60G Airtac Compact Air Cylinder
This bearing part number is 682 and The bearings has the following Dimensions:682 Miniature Ceramic Bearings 2X5X1
Acting Type Double Acting Adjuster Option Shock Absorber - Extension Airtac hls Slide Table Actuator Roller Bearing Airtac Product Series Airtac HLS Slide Table Actuator Roller Bearing Bore Size 12mm Brand Airtac Component Type Guided Air Cylinder Magnet With Magnet Stroke Length 40mm Thread Type M5
SDA63X120B
Airtac Compact Air Cylinder, Double Acting Barrel Roller Bearings 6901 Hybrid Ceramic Bearings (12X24X6)SDA63X120B Airtac Compact Air Cylinder, Double Acting Compact pneumatic cylinder, double acting, 63mm Bore, 120mm Stroke, without magnet, Male thread, PT 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 120mm Thread Type PT