This bearing part number is 689 and The bearings has the following Dimensions:689 Hybrid Ceramic Bearings 9X17X5 mm
Bearing Number = 7916CTRDUMP3 7 = Angular contact series bearing 9 = Dimension series 16 = 80mm bore diameter C = 15 Degree contact angle TR = Phenolic cage outer ring guided DU = Set of 2 for universal arrangement M = Medium preload P3 = Special class (dimensional accuracy ISO Class 4
20PJ356/140J Poly-Vee Belt
You can purchase KF090CP0 9"x10
If you are bothered about the KR2602B+ 250L-01100 THK KR2602B Series Linear Motion Actuators prices
SDA63X40SBG
Airtac Compact Air Cylinder, Double Acting Air Pilot Valves This bearing part number isSDA63X40SBG Airtac Compact Air Cylinder, Double Acting Compact pneumatic cylinder, double acting, 63mm Bore, 40mm Stroke, with 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 With Magnet Rod Type Male Thread Stroke Length 40mm Thread Type G