Needle Roller Cage 55mmID 61mmOD 20mmWidth HighCarbonSteel C3Tolerance RollerDiameter Replacement for LinearSlideUnit SealedBallBearing Compatible with Automotive Industrial Machinery

Single needle roller cage, 55mm ID 61mm OD 20mm width
✔️ High carbon steel; C3 tolerance; 32600 N dynamic; 68500 N static

This single needle roller cage is a compact high carbon steel spacer that secures needle rollers in linear slide units and sealed ball bearing assemblies for automotive, industrial, and machinery repairs.

✅ Model KT556120C3 (KT Series)
✅ Inside diameter 55 mm
✅ Outside diameter 61 mm
✅ Width 20 mm
✅ Material: High carbon steel
✅ Roller tolerance: C3
✅ Dynamic load capacity: 32600 N
✅ Static load capacity: 68500 N
✅ Max speed: 9000 rpm
✅ Temperature range: -20 to 120 °C
✅ Weight: 0.110 lb each
✅ Pack size: single cage per listing

💡 What is a needle roller cage used for in linear slide units and sealed bearing systems? A needle roller cage keeps rollers spaced and supported so assemblies run smoothly and last longer. - Supports needle rollers inside linear slide units and sealed ball bearing assemblies for guided motion - Reduces friction and wear for smooth operation in conveyors, gearboxes, and industrial guides - Compatible with ceramic or steel rollers; C3 tolerance helps with clearance and thermal expansion - Handy for replacement, retrofit, and maintenance on automotive and factory equipment