Machined needle roller bearing TR708945, single unit, 70 mm ID x 89 mm OD x 45 mm width, caged heavy-duty, high carbon steel with oil holes, open enclosure, one-row TR metric series, high load capacity

Single machined needle roller bearing, 70x89x45 mm
✔️ 70 mm ID x 89 mm OD x 45 mm width, high carbon steel, oil hole

This single machined needle roller bearing (model TR708945) is for compact radial-load applications and is commonly used in linear slide units, gearboxes, transmissions and machine tools.

✅ Model: TR708945, TR Metric Series, caged heavy-duty machined
✅ Inner diameter 70 mm, outer diameter 89 mm, width 45 mm, one-row, open enclosure
✅ Material: high carbon steel with oil holes for lubrication and maintenance
✅ Dynamic load 114000 N, static load 228000 N, max speed 5500 rpm, single bearing (each)

💡 What is a needle roller bearing used for in linear slide units and compact gearboxes? Needle roller bearings give high radial capacity in limited space and are handy for compact machinery. They work especially well where thin cross-sections and high load support are needed: - Suitable for linear slide unit applications requiring low radial profile and high radial load capacity - Higher radial load per unit space than many sealed ball bearing setups, and a practical choice versus ceramic types - Widely used in compact gearboxes, transmissions, conveyor pivots and machine tools where radial clearance is limited