Thrust Needle Roller NTB4565 Single Metric 45 mm ID 65 mm OD 3 mm Width Hardened Steel High Load Axial Component for Linear Slide Units and Sealed Ball Bearing Alternative

Single metric thrust needle roller bearing NTB4565
✔️ 45 mm ID, 65 mm OD, 3 mm width, hardened steel, 25900 N dynamic

This single thrust needle roller bearing is a thin-section axial bearing used to carry high thrust loads in compact assemblies. Commonly installed in industrial gearboxes, linear slide units and machine tools as a sealed ball bearing alternative.

✅ Model: NTB4565, NTB Metric Series, single-row
✅ Inner diameter 45 mm, outer diameter 65 mm, width 3 mm
✅ Material: hardened steel; dynamic load capacity 25,900 N
✅ Static load capacity 121,000 N; maximum speed 4,500 rpm
✅ Number of rows: 1; sold as a single bearing (each); weight ~0.05 lb

💡 What is a thrust needle roller bearing used for in linear slide units and compact gearboxes? Thrust needle roller bearings provide high axial load capacity in very thin envelopes, making them handy when space is tight and high thrust performance is required.

Quick overview:

- Ideal for axial load support in linear slide unit designs where sealed ball bearing swaps are needed - Helps reduce friction and wear in compact gearboxes and machine tool spindles - Suits applications demanding thin-section, high-capacity axial components and easy retrofit options