All Categories > Roller Bearings > Needle Roller Bearings > Metric Needle Roller Bearings > NA 4900 Style Standard Needle Roller Bearings > Item # NA4903 Download PDF Download PDF Printable Page Email This Page Save To Favorites Please wait… Item # NA4903, NA 4900 Style Standard Needle Roller Bearings List Price QUOTE Needle Roller Bearings have a high load carrying capacity and can operate at high speeds. They have slim design and are suited where radial space is limited. They are available with or without an inner ring.Needle roller bearings with inner rings are used if the shaft cannot be used as a raceway. larger image larger image Unit of Measure: Metric Specifications (d) Bore Diameter 17 mm (D) Outside Diameter 30 mm (B) Width 13 mm (C) Dynamic Load 11400 N (Co) Static Load 16300 N (Grease) Lubrication Speed 12000 r/min (Oil) Lubrication Speed 18000 r/min Weight 0.04 g DOWNLOADS Bearing Failure Analysis
