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(888) 312-8812 Login SignupVersatile multi purpose bearing designed for optimal performance & durability
The NTN Single Row Radial Ball Bearing allows rotating components to move smoothly relative to fixed surfaces. As shafts or hubs turn, the bearing manages rolling motion by separating contact points through internal ball movement. This rolling action reduces resistance while supporting rotational loads. The bearing responds continuously to motion created by connected components rather than external input. Its behavior changes naturally with the speed and direction of rotation. Across mechanical assemblies, the NTN 6303LUA supports steady rotation during repeated operating cycles.
| Bore (Inches) | 0.669 |
| Outside Diameter (Inches) | 1.85 |
| Width (Inches) | 0.551 |
| Country of Origin (Primary) | JP |
| Harmonized Tariff Code (HTS) | 8482105048 |
| UPC | 04547359383270 |
| VMRS Code | 053016001 |
| Brand | Part Number |
|---|---|
| Freightliner | 07-11293-000 |
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Established in 1918, NTN® is a major manufacturer and supplier of bearings for the automotive and industrial markets. Its catalog offers a comprehensive selection of bearings, including deep groove ball bearings, cylindrical and spherical ball bearings, tapered roller bearings, and high-precision custom bearings for niche applications. NTN also manufactures differential kits, wheel hubs, and bearing installation and removal tools. NTN bearings are made of high-grade alloys and packed with long-life grease for optimum performance and durability. Today, NTN maintains its position as one of the top 3 bearing makers in the world, with more than 50 plants across North America, Asia, and Europe.
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