Sealed roller bearing TRU558138UU, 55 mm ID x 81 mm OD x 38 mm W, caged heavy-duty high-carbon steel with oil hole and seals, single bearing unit for machinery and linear slides

Sealed caged roller bearing, single unit, 55×81×38 mm
✔️ ID 55 mm OD 81 mm Width 38 mm, caged, oil hole, sealed

This single sealed caged roller bearing TRU558138UU is a heavy-duty metric unit used in industrial gearboxes, conveyors, linear slide units and other machinery where protected lubrication and high load capacity matter.

✅ Model: TRU558138UU, TRU Metric Series
✅ Type: Caged heavy-duty roller bearing, 2-row design
✅ Material: High carbon steel with synthetic resin rubber seals
✅ Load ratings: Dynamic 61,400 N, Static 104,000 N
✅ Speed & temp: Max 3,000 rpm, operating -20 to 120 °C
✅ Features: Oil hole for relubrication, sealed unit, single bearing pack

💡 What is a sealed roller bearing used for in industrial equipment?

Sealed roller bearings keep contaminants out while retaining lubrication for longer service life.

- Ideal for heavy-load shafts, gearboxes and conveyor rollers where sealed ball bearing alternatives might be considered - Works well in linear slide units and machinery that need reliable, low-maintenance rotation under load - Sealed design and oil hole enable easier maintenance and longer uptime for production equipment