Single machined needle roller bearing GTR708945, 70 mm ID x 89 mm OD x 45 mm Width, High Carbon Steel, Oil Hole, GTR Metric Series, 1 pc for linear slide units

Single machined needle roller bearing, 70×89×45 mm
✔️ ID 70 mm, OD 89 mm, Width 45 mm, Oil holes, High carbon steel

This single machined needle roller bearing (1 pc) is an open, high-load bearing used in linear slide units, guide rails, cam followers and compact machinery where space is tight and high radial load is needed.

✅ Model: GTR708945, GTR Metric Series
✅ Inner diameter: 70 mm; Outer diameter: 89 mm; Width: 45 mm
✅ Material: High carbon steel; Type: Machined guide; Open enclosure
✅ Rows: 2; Dynamic load capacity: 147000 N; Static capacity: 336000 N
✅ Max speed: 2000 rpm; Oil holes provided; Weight: 1.52 lb; Pack: 1 pc

💡 What is a needle roller bearing used for in linear slide units and compact machines? Needle roller bearings are used to carry high radial loads in confined spaces and are a handy option for tight-motion assemblies. - Supports heavy radial loads in linear slide units, guide rails and cam followers. - Works well where sealed ball bearing alternatives are too big, offering high stiffness for precise motion. - Lubrication via oil holes keeps running temps down and extends service life.