Caged Machined Needle Roller Bearing RNA49/62, Single Bearing, 70 mm ID x 88 mm OD x 25 mm W, High-Carbon Steel with Oil Holes, 1-Row Open Type for Linear Slide Units and Housings

Caged machined needle roller bearing, single unit
✔️ 70 mm ID x 88 mm OD x 25 mm W, high-carbon steel, oil hole, 1-row

This single caged machined needle roller bearing fits compact linear slide units, gearboxes, and housings where radial space is tight.

✅ Model: RNA49/62, RNA49 Metric series
✅ Type: caged machined, 1-row open bearing
✅ Bore (i.d.): 70 mm
✅ Outer diameter (o.d.): 88 mm
✅ Width: 25 mm
✅ Material: high-carbon steel, open design with oil hole
✅ Dynamic load capacity: 61,500 N; Static load capacity: 109,000 N
✅ Max speed: 5,500 rpm; Weight: 0.700 lb; Sold as single bearing

💡 What is a needle roller bearing used for in compact linear slide unit applications? Needle roller bearings provide high radial load capacity in very tight radial envelopes and are handy where space is limited. - Ideal for linear slide units, guideways, and compact gearbox shafts that need high load per diameter. - Often chosen over sealed ball bearing options when radial load capacity and thin cross-section matter. - For higher speed or corrosion resistance, consider ceramic rollers or sealed solutions in related applications.