This bearing part number is 6918 and The bearings has the following Dimensions:6918 Hybrid Ceramic Bearings 90X125X18 mm
ACQ50X40 Airtac Compact Air Cylinder
16 kN Contact angle = 15 degrees Factor fo = 12
SR15+ 520L G=20=G THK SR15 Series Linear Guide Systems
The Bearings part number is NKI65/35 and This bearing has the following Dimensions: NKI65/35 65x90x35 mm
ACE63X160BG
Airtac Compact Air Cylinder, Double Acting Airtac QCK This bearing part number isACE63X160BG Airtac Compact Air Cylinder, Double Acting Compact pneumatic cylinder, double acting, 63mm bore, 160mm stroke, without magnet, rod with male 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 63mm Brand Airtac Component Type Compact Air Cylinder Magnet Without Magnet Rod Type Male Thread Stroke Length 160mm Thread Type G