NUP228EMA - Timken Cylindrical Roller - 140x250x42mm NU2230ECML/L4BC3 This 30319 bearing is a

This 30319 bearing is a metric taper roller bearing

N 2 28 W C3 Metric

LWHSG30 C4 R1520 T1 H S2 Non-Maintenance Free Long Compact Top Mounting Linear Way Unit Four Carriages 1520mm - Rail Length Light Preload High Accuracy Class S2 Specification

One Flange on Inner Ring Medium 120mm - Bore Size Standard Design Steel Cage Normal Internal Clearance

NUP228EMA - Timken Cylindrical Roller - 140x250x42mm NU2230ECML/L4BC3 This 30319 bearing is aNUP 2 28 E MA Two Flanges on Outer Ring, One Flange On Inner and One Loose Flange On Inner Ring Light Series 140mm Bore Size Enhanced Geometry Machined Brass Cage Normal Radial Internal Clearance