Needle Roller Cage KT182517C3 Single High Carbon Steel holder, 18 mm ID x 25 mm OD x 17 mm W, KT Series C3 roller tolerance, precision assembly for linear slide units and shafts

Single needle roller cage KT182517C3, 18 x 25 x 17 mm
✔️ 18 mm ID, 25 mm OD, 17 mm W; High carbon steel; C3 tolerance

This single-piece needle roller cage is a compact high carbon steel bearing component that spaces rollers and guides shafts, commonly used in linear slide units, gearboxes, and shaft assemblies.

✅ Model KT182517C3 (KT Series)
✅ Dimensions: 18 mm ID × 25 mm OD × 17 mm width
✅ Material: high carbon steel, C3 roller diameter tolerance
✅ Dynamic load capacity: 16700 N; Static load capacity: 18600 N
✅ Max speed: 30000 rpm; Temperature range: -20 to 120 °C
✅ Single unit pack; weight approx 0.040 lb; fits tight radial spaces
✅ Compatible with sealed ball bearing housings and linear slide unit setups; works with ceramic roller upgrades in some designs

💡 What is a needle roller cage used for in linear slide units and shaft assemblies? It spaces and retains needle rollers to reduce friction and evenly share radial loads, giving smoother motion under heavy loads. Quick rundown: - Holds rollers for stable performance in linear slide units and compact shaft assemblies - Improves load distribution for high carbon steel or ceramic roller setups and sealed ball bearing housings - Handy in tight radial spaces where low-profile needle bearings are needed for longer service life