Bearing name: NTN NA4988 bearing
Brand model: NA4988
Email: [email protected]
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Needle roller bearings NA4988Bearing number : NA4988 Size (mm) : 440x600x160 Brand : NTN Bore Diameter (mm) : 440 Outer Diameter (mm) : 600 Width (mm) : 160 Bearing dimensions and specification in NTN catalogue:d - 440 mm F - 490 mm D - 600 mm B - 160 mm C - 160 mm r min. - 4 mm s - 2,5 mm da min. - 456 mm Da max. - 584 mm ra max. - 3 mm Weight - 123 Kg Basic dynamic load rating (C) - 1750 kN Basic static load rating (C0) - 4600 kN (Grease) Lubrication Speed - 550 r/min (Oil) Lubrication Speed - 800 r/min ![]() |
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NTN NA4988 bearing Company information
NTN NA4988 bearing are widely used in industrial drive, agriculture, compressors, motors and generators, construction, industrial fan, industrial transmission and other fields. NTN NA4988 bearing can ensure high quality for more than 80% raw material of NTN NA4988 bearing provided by the steel plant.Explorer series bearing of NTN NA4988 bearing are better than any brand bearings currently in bearing performance , lifetime, design, and the use of performance. Explorer series bearings of NTN NA4988 bearing have more advantages ,such as higher meet rated , lower noise, reducing warranty costs greatly, increasing running time of the machine .