Single needle roller cage KT384417C3, 38 mm ID, 44 mm OD, 17 mm width, high carbon steel, C3 diameter tolerance, KT series replacement for linear slide units, gearboxes and industrial transmissions

Single needle roller cage KT384417C3, 38 x 44 x 17 mm
✔️ High carbon steel, C3 tolerance, 38 mm ID, 44 mm OD, 17 mm width

This single needle roller cage is a precision bearing component used to space and guide rollers in bearing assemblies for linear slide units, gearboxes, transmissions and machine tool applications.

✅ Model: KT384417C3, KT Series, single cage
✅ Bore/ID: 38 mm; Outside diameter: 44 mm; Width: 17 mm
✅ Material: high carbon steel for strength and wear resistance
✅ Roller tolerance: C3 diameter tolerance for added clearance
✅ Dynamic load capacity: 23,800 N; Static load capacity: 40,400 N
✅ Max speed: 13,000 rpm; Temperature range: -20 to 120 °C
✅ Typical uses: linear slide unit repairs, gearboxes, industrial transmissions
✅ Compatible with needle bearing assemblies and complements sealed ball bearing or ceramic upgrades

💡 What is a needle roller cage used for in linear slide units and small gearboxes? A needle roller cage keeps rollers evenly spaced and guided so the bearing carries radial loads smoothly while reducing wear and preventing roller skewing. Quick summary for techs: - Maintains roller alignment for consistent load distribution in needle bearings - Enables compact radial load handling in linear slide units and confined gearboxes - Works alongside sealed ball bearing solutions or ceramic rolling elements to extend service life