Bearing inner diameter is 72
Model = 71948CDGB/P4A 719 = Angular contact ball bearing in accordance with ISO dimension series 19 48 = 240mm bore diameter CD = 15 deg contact angle
If you are bothered about the ND055AR0 5
shockless stopper (adjustable absorber)
Effective diameter = 10mm Max speed in grease = 42600 rpm Max speed in oil = 63900 rpm Fitting dimensions da min = 17
ACE80X35S
Airtac Compact Air Cylinder, Double Acting Deep Groove Ball Bearings CE-62 (Full Ceramic) Bearing inner diameter is 72ACE80X35S Airtac Compact Air Cylinder, Double Acting Compact pneumatic cylinder, double acting, 80mm bore, 35mm stroke, with magnet, rod with female thread, PT thread type Acting Type Double Acting Airtac ace Compact Air Cylinder ISO21287 Airtac Product Series Airtac ACE Compact Air Cylinder ISO21287 Bore Size 80mm Brand Airtac Component Type Compact Air Cylinder Magnet With Magnet Rod Type Female Thread Stroke Length 35mm Thread Type PT