Needle roller cage KT253120C3 single piece 25 mm ID x 31 mm OD x 20 mm W high carbon steel C3 tolerance on roller size for linear slide unit and sealed ball bearing replacement

Single needle roller cage KT253120C3, 25x31x20 mm
✔️ 25 mm ID x 31 mm OD x 20 mm W, high carbon steel, C3 tolerance

This single-piece needle roller cage holds and spaces thin rollers to provide compact radial support in tight assemblies. It’s commonly used in automotive transmissions, gearboxes, linear slide units, and light machinery where sealed ball bearing or ceramic options aren’t selected.

✅ Model: KT253120C3
✅ Size: 25 mm ID x 31 mm OD x 20 mm width
✅ Material: high carbon steel
✅ Tolerance: C3 on roller size
✅ Pack: single piece (1 unit)
✅ Fits: linear slide unit, sealed ball bearing replacement, gearboxes

💡 What is a needle roller cage used for? Needle roller cages hold and guide thin rollers to deliver high radial load capacity while keeping a very low profile. - Great for linear slide unit guides and compact transmission shafts that need high radial loads. - Works as a space-saving alternative to sealed ball bearing or ceramic assemblies when low cross-section is required. - Common in automotive parts, gearboxes, and industrial actuators where precise roller alignment matters.