Single NA6915UU Machined Needle Roller Bearing 75 mm ID x 105 mm OD x 54 mm W, High-Carbon Steel, Inner Ring, Oil Hole, Sealed with Rubber Lip, Caged for Linear Slide Units and Machinery

Single NA6915UU needle roller bearing, sealed, machined
✔️ 75mm ID x 105mm OD x 54mm W, high-carbon steel, oil hole, seals

This single machined needle roller bearing with inner ring is designed for linear slide units, industrial gearboxes and transmission assemblies where compact radial load support is needed.

✅ Model: NA6915UU, NA69 metric series
✅ Dimensions: 75 mm ID x 105 mm OD x 54 mm width
✅ Material: high-carbon steel, caged machined rollers
✅ Enclosure: sealed with rubber lip, includes oil hole and seals
✅ Load ratings: dynamic 128000 N, static 299000 N
✅ Max speed 2000 rpm; weight approx 1.00 lb; inner ring included

💡 What is a needle roller bearing used for in linear slide units and compact gearboxes? Needle rollers are handy when you need high radial load capacity in tight spaces while keeping a low cross-section. Short answer: they support heavy radial loads with minimal profile, and sealed options handle lubrication needs. - High radial load per size for compact linear slide unit and transmission applications - Low profile reduces friction and space compared to standard sealed ball bearings or larger roller types - Sealed designs with oil holes allow maintenance and longer service life, compatible with linear slide units and pillow block setups