Machined needle roller bearing GTR455930 45 x 59 x 30 mm, high carbon steel, oil hole, two-row single unit for linear slide units, industrial gearboxes, automation

Machined needle roller bearing, single unit 45x59x30 mm
✔️ ID 45 mm, OD 59 mm, Width 30 mm; two-row, high carbon steel, oil holes

This machined-type needle roller bearing (model GTR455930) is a single bearing used for compact radial guidance in linear slide units, automation equipment, and industrial gearboxes.

✅ Model: GTR455930, machined type, two-row
✅ Material: high carbon steel
✅ Bore (ID): 45 mm; Outside Diameter (OD): 59 mm; Width: 30 mm
✅ Dynamic capacity: 70,300 N; Static capacity: 142,000 N; Max speed: 3,500 rpm
✅ Feature: oil holes for lubrication; open enclosure for guide applications

💡 What is a machined needle roller bearing used for in linear slide units and industrial gearboxes? A quick answer that explains why you'd pick a needle bearing over other types. - Compact high-radial-load support ideal for tight spaces in linear slide unit and guide systems - Often chosen instead of a sealed ball bearing when you need a low-profile, high-load solution - Use oil-hole lubrication for longer life in automation, robotics, and gearbox applications