Model = 71904ACEGA/P4A 719 = Angular contact ball bearing in accordance with ISO dimension series 19 04 = 20mm bore diameter ACE = 25 deg contact angle
If you are bothered about the K02520XP0 25mm x 65mm x 20mm Thin Section Bearings prices
3V208NOFT Airtac 3V2
D 160 mm Width 30 mm Material Standard bearing steel Ball rows Single row bearing Seal Cover on one side Cage Sheet steel cage Clearance Normal radial clearance Precision class Tolerance class P0/PN2 / ABEC 1 Current insulation No current insulation Bore Cylindrical bore Outer ring Without flange/groove Material of rolling elements Standard bearing steel Operating temperature -30 to +150 °C Net weight 2
Acting Type Double Acting Airtac ace Compact Air Cylinder ISO21287 Airtac Product Series Airtac ACE Compact Air Cylinder ISO21287 Bore Size 20mm Brand Airtac Component Type Compact Air Cylinder Magnet With Magnet Rod Type Male Thread Stroke Length 35mm Thread Type M5
ACE50X55G
Airtac Compact Air Cylinder, Double Acting Spindle Bearings / High Precision Angular Ball Bearings Model = 71904ACEGA/P4A 719 =ACE50X55G Airtac Compact Air Cylinder, Double Acting Compact pneumatic cylinder, double acting, 50mm bore, 55mm stroke, without magnet, rod with female thread, G thread type Acting Type Double Acting Airtac ace Compact Air Cylinder ISO21287 Airtac Product Series Airtac ACE Compact Air Cylinder ISO21287 Bore Size 50mm Brand Airtac Component Type Compact Air Cylinder Magnet Without Magnet Rod Type Female Thread Stroke Length 55mm Thread Type G