Needle Roller Cage KT202513C3, 20 mm ID x 25 mm OD x 13 mm Width, High Carbon Steel, C3 Roller Tolerance, Needle Bearing Cage for Linear Slide Units and Sealed Ball Bearing Replacement, Single Unit

Needle roller cage KT202513C3 for linear slide units (single)
✔️ ID 20 mm, OD 25 mm, Width 13 mm, High carbon steel, C3 tolerance

This single needle roller cage is a high carbon steel component used in needle bearings for linear slide units, small gearboxes, and transmissions where a low profile, high radial load solution is needed.

✅ Model: KT202513C3
✅ Material: High carbon steel cage
✅ Dimensions: ID 20 mm, OD 25 mm, Width 13 mm
✅ Roller tolerance: C3, Series: KT
✅ Temperature rating: -20 to 120 deg C
✅ Pack: single unit, SKU 1911710, weight 1.000 lb

💡 What is a needle roller cage used for in linear slide units and when should you pick it over a sealed ball bearing? A needle roller cage holds and spaces rollers to provide high radial load capacity in tight, low profile assemblies. Quick overview: - Great choice for linear slide units, linear guides, and compact transmissions where space is limited. - Lower cross section than sealed ball bearing options, fits shallow housings and tight envelopes. - C3 tolerance offers extra clearance for thermal changes and precise roller fit for smooth operation. - Not the same as ceramic bearings; choose ceramic when you need corrosion resistance or extreme speed performance.