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NNU Series Bearings

NNU series double row cylindrical roller bearings provide high radial load capacity, excellent rigidity and precision performance for machine tool spindles, rolling mills and demanding industrial machinery.

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Related Products

12 Products
Model Type Dimensions (mm) actions
NNU6/690 Cylindrical Roller Bearing Double Row Cylindrical Roller Bearings 690 × 980 × 365 View
NNU49/750 Cylindrical Roller Bearing Double Row Cylindrical Roller Bearings 750 × 1000 × 250 View
NNU49/600 Cylindrical Roller Bearing Double Row Cylindrical Roller Bearings 600 × 800 × 200 View
NNU30/670 Cylindrical Roller Bearing Double Row Cylindrical Roller Bearings 670 × 980 × 230 View
NNU40/560 Cylindrical Roller Bearing Double Row Cylindrical Roller Bearings 560 × 820 × 258 View
NNP6/500 Cylindrical Roller Bearing Double Row Cylindrical Roller Bearings 500 × 730 × 305 View
NNU4192 Cylindrical Roller Bearing Double Row Cylindrical Roller Bearings 460 × 760 × 300 View
NNU4180 Cylindrical Roller Bearing Double Row Cylindrical Roller Bearings 400 × 650 × 250 View
NNU4168 Cylindrical Roller Bearing Double Row Cylindrical Roller Bearings 340 × 580 × 243 View
NNU4156 Cylindrical Roller Bearing Double Row Cylindrical Roller Bearings 280 × 460 × 180 View
NNU4956 Cylindrical Roller Bearing Double Row Cylindrical Roller Bearings 280 × 380 × 100 View
NNU4152 Cylindrical Roller Bearing Double Row Cylindrical Roller Bearings 260 × 440 × 180 View

Technical Articles

NN vs NNU Cylindrical Roller Bearings: Structure, Load Capacity & Selection Guide

2026年6月10日

NN and NNU are two precision cylindrical roller bearing series widely used in machine tool spindles, industrial gearboxes, and high-accuracy rotating machinery. Both deliver...