Single needle roller cage KT101412C3 10×14×12 mm high-carbon steel C3 tolerance on rolling-element diameter compact bearing linear slide unit rotary assembly

Single needle roller cage 10×14×12 mm, C3 spec
✔️ High-carbon steel KT Series, 10×14×12 mm, C3 tolerance, 50k rpm max

This single needle roller cage is a KT Series component that secures rolling elements in tight radial spaces and is commonly used in linear slide units, rotary assemblies, gearboxes and compact machinery.

✅ Model: KT101412C3 (single bearing)
✅ Series: KT Series
✅ Inner diameter (ID): 10 mm
✅Outer diameter OD）：14 mm
✅Width：12 mm
✅ Material: High carbon steel
✅ Roller tolerance: C3 on rolling-element diameter
✅ Dynamic load capacity: 5940 N
✅ Static load capacity: 6000 N
✅ Maximum speed: 50,000 rpm
✅ Temperature range: -20 to 120 °C
✅ Weight: 0.010 lb each, UOM: each

💡 What is a needle roller cage used for in linear slide units and rotary motion systems? A needle roller cage keeps slender rollers evenly spaced and aligned so bearings run smoothly under radial loads. Quick overview: - Keeps rolling elements properly positioned for precise radial guidance, improving linear slide unit performance - Works well in thin-section applications where sealed ball bearing or ceramic solutions are too bulky - Reduces roller skew and promotes even load sharing to extend miniature and needle bearing life