Single needle roller retainer, 25 mm ID x 30 mm OD x 16 mm width, high carbon steel bearing cage with C3 roller clearance for precision linear slide unit and rotary applications

Single needle roller retainer, 25 mm ID 30 mm OD
✔️ 25 mm ID, 30 mm OD, 16 mm width, C3 tolerance, single piece

This single needle roller cage is a high carbon steel bearing retainer used in linear slide units, gearboxes and precision rotary assemblies.

✅ 25 mm inside diameter (ID)
✅ 30 mm outside diameter (OD)
✅ 16 mm width, heavy-duty profile
✅ High carbon steel material for wear resistance
✅ C3 roller clearance for controlled internal play
✅ Pack: single bearing retainer, 1 piece per pack

💡 What is a needle roller cage used for in linear slide unit and rotary drive systems? A needle roller cage keeps rollers aligned and reduces friction in tight assemblies. - Helps distribute load evenly across needle rollers for longer service life and smoother motion - Ideal for compact linear slide unit, shaft support, and precision rotary applications where sealed ball bearing or ceramic options might not fit - Keeps roller spacing consistent, reducing wear and improving accuracy in bearings and slide guides