KT728020C3 Needle Roller Cage 72 mm ID × 80 mm OD × 20 mm Width High Carbon Steel C3 Tolerance KT Series for linear slide unit, sealed ball bearing support, single-piece pack

KT728020C3 needle roller cage 72×80×20 mm single
✔️ 72 mm ID x 80 mm OD x 20 mm W; High Carbon Steel, C3

This single-piece needle roller cage guides needle rollers in linear slide units, small motors, and rotary assemblies. Commonly used in automotive and industrial gear systems where compact, high-load support is needed.

✅ Model: KT728020C3, KT Series
✅ Dimensions: 72 mm ID × 80 mm OD × 20 mm W
✅ Material: High Carbon Steel cage; C3 tolerance for roller diameters
✅ Dynamic load capacity: 43200 N; Static load: 87500 N
✅ Max speed: 7000 rpm; Temperature: -20 to 120 °C
✅ Weight: 0.200 lb; Pack: single-piece, each unit

💡 What is a needle roller cage used for in linear slide units and rotary assemblies? Quick answer: It keeps needle rollers spaced and aligned so bearings run smoothly and handle heavy radial loads, making maintenance and swaps pretty handy. - Keeps needle rollers aligned for smooth operation in linear slide unit and rotary assemblies - Adds radial load support for bearings in automotive and industrial machinery, and works with sealed ball bearing setups - Compatible with ceramic or steel rollers for high-speed, high-temperature applications