RNA4912-XL INA Machined Needle Roller Bearing - 68X85X25MM 1212.e.k.tn9 This bearing has two flanges

This bearing has two flanges on the outer ring and no flanges on the inner ring

The TAF172516 is a Light Duty Open Type

This 3MM212WICRSUH bearing is a Super Precision Angular Contact Bearing with a 25° Contact Angle and a Phenolic Cage

This LWHD35C3R1040T1HS2 is a high rigidity ball type series linear way with a rail length of 1040mm

Cone Reference Assembly Number 759 90033 Imperial Series Cone Reference Standard Part Assembly Number

RNA4912-XL INA Machined Needle Roller Bearing - 68X85X25MM 1212.e.k.tn9 This bearing has two flangesThe RNA4912 XL is a Standard Duty Open Type, Single Row Machined Needle Roller Bearing with a lubrication groove and oil hole in the Outer Ring. This Bearing has no Inner Ring, meaning the Needle Rollers are mounted directly onto the shaft. As such, the Bearing has better running accuracy as it isn't affected by assembling an Inner Ring with the shaft. In caged Needle Roller Bearings like this one, the Needles are precisely guided by the Cage to