NAG4920UU double-row roller bearing 100 mm ID x 140 mm OD x 40 mm width, full-complement high carbon steel, oil hole, sealed heavy-duty uncaged, single unit
✔️ 100 mm (3.937 in) ID x 140 mm (5.512 in) OD x 40 mm (1.575 in)
This heavy-duty double-row cylindrical roller bearing (model NAG4920UU) is a sealed, full-complement unit for single-shaft installations. It’s commonly used in industrial gearboxes, conveyors, heavy machinery, and linear slide unit setups where sealed ball bearing protection and high radial capacity are needed.
✅ Dimensions: 100 mm (3.937 in) ID x 140 mm (5.512 in) OD x 40 mm (1.575 in)✅ Type: double-row, full-complement cylindrical roller bearing, heavy-duty uncaged
✅ Material & enclosure: high carbon steel, with seals and oil holes for lubrication access
✅ Load capacity: dynamic 152000 N, static 292000 N
✅ Speed & temp: max 1200 rpm, operating range -20 °C to 120 °C
✅ Additional: 2 rows, width 40 mm (1.575 in), weight 4.070 lb, SKU 1912077
💡 What is a sealed roller bearing used for in industrial linear slide unit and gearbox applications?
Sealed roller bearings keep contaminants out and sustain heavy radial loads while cutting maintenance needs.
- Helps maintain smooth shaft motion in linear slide unit, conveyor, and gearbox assemblies.
- Offers sealed ball bearing protection to reduce lubricant loss and keep dirt and debris away.
- Handy for heavy-duty systems that need high load capacity, oil-hole lubrication, and broad temperature tolerance.