This 638 4 2Z SKF bearing is a Shielded Deep Groove Radial Ball Bearing with a standard radial internal clearance The bearing's dimensions are 4x9x4
LWL7 C4 R150 T1 H S2 Non-Maintenance Free Standard Stainless Steel Miniature Linear Way unit Four Carriages 150mm - Rail length Light Preload High Accuracy Class S2 Specification
72 14 B E CB M 72 Series - Light 70 mm - Bore Size Contact Angle Single Row Bearing with a 40° Contact Angle Optimized Internal Design Universal Bearings
This 126TN9 bearing is a double row
This CRW6 -150 is an Anti Creep Crossed Roller Linear Way with High Rigidity and High Accuracy
NU2307-E-M1A-C3 - FAG Cylindrical Roller Bearing - 35x80x31mm NUP205-EC-P/C3-SKF This 638 4 2Z SKFThis NU2307 E M1A C3 bearing is a single row cylindrical roller bearing, it has no flanges on the inner ring, an increased capacity design, a two piece solid brass cage, rib guided on outer ring and a larger than normal radial internal clearance. The bearing's dimensions are 35x80x31. NU 23 07 E M1A C3 Two Flanges on Outer Ring and No Flanges on Inner Ring Medium, Wide Series 35mm Bore Size Increased Capacity Design Solid Brass Cage, Two piece, Rib