Machined Type Needle Roller Bearings deliver smooth high load performance in compact assemblies with a 2.75 inch bore and oil hole, built from high carbon steel for durability and reliable operation
✔️ Bore 2 3/4 in, OD 3 1/2 in, width 1 1/2 in, oil hole
Machined needle roller bearing built for high radial loads in compact assemblies. It’s commonly used in conveyors, gear trains, and precision machinery where lubrication is critical. Pack: 1 single bearing.
| Dimension | Value |
|---|---|
| Inside diameter | 2.75 in (69.9 mm) |
| Outside diameter | 3.50 in (88.9 mm) |
| Width | 1.50 in (38.1 mm) |
✅ Bore: 2 3/4 in (69.9 mm)
✅ Outer diameter: 3 1/2 in (88.9 mm)
✅ Width: 1 1/2 in (38.1 mm)
✅ Material: High Carbon Steel
✅ Oil hole: Yes
✅ Series: BR Inch Series
✅ Dynamic load: 98,700 N
✅ Static load: 189,000 N
✅ Enclosure: Open
✅ Weight: 1.120 lb per unit
💡 What is a needle roller bearing used for in mechanical systems?
Needle bearing choices are handy for compact, high-load applications. - High radial load in a small envelope improves machinery efficiency - Reduces shaft deflection and maintains precise motion - Suitable for conveyors, pumps, and precision gear trains - Lubrication via oil holes extends service life and reduces downtime