Machined Needle Roller Bearing NA4920, Single unit (1 pc), 100 mm ID x 140 mm OD x 40 mm Width, High Carbon Steel Inner Ring, Caged Type with Oil Holes, Metric NA49 Series, 3500 RPM, 145000 N Dynamic

Machined NA4920 needle roller bearing, single unit
✔️ ID 100 mm, OD 140 mm, Width 40 mm, high carbon steel, oil holes

Compact caged needle roller bearing (1 pc) ideal for radial load support in shafts, gearboxes, and linear slide units where space is tight and high capacity is needed.

✅ Model: NA4920, NA49 Metric Series
✅ Inner ring included, caged machined type
✅ Bore (ID): 100 mm; Outside diameter (OD): 140 mm
✅ Width: 40 mm; material: high carbon steel
✅ Oil holes present; enclosure: open
✅ Dynamic load capacity: 145000 N; Static: 329000 N
✅ Max speed: 3500 rpm; needle roller bearing for compact designs
✅ Single unit (1 pc); weight: 1.000 lb; SKU: 863804

💡 What is a needle roller bearing used for in compact linear slide units? Needle roller bearings handle high radial loads in tight spaces and are a handy choice for machines needing low-profile rotational support. - Fits where shaft space is limited, offering a low cross-section alternative to sealed ball bearings - Delivers high radial load capacity for linear slide units, gearboxes, and transmission shafts - Works well with inner rings and oil holes for reliable lubrication in industrial applications