NTN NA4980 Bearings

Model No : NA4980
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NTN NA4980 Bearing | Needle roller bearings NA4980

Bearing NA4980

Bearing number : NA4980

Size (mm) : 400x540x140

Brand : NTN

Bore Diameter (mm) : 400

Outer Diameter (mm) : 540

Width (mm) : 140

Bearing dimensions and specification in NTN catalogue:

d - 400 mm

F - 450 mm

D - 540 mm

B - 140 mm

C - 140 mm

r min. - 4 mm

s - 2,5 mm

da min. - 416 mm

Da max. - 524 mm

ra max. - 3 mm

Weight - 76,6 Kg

Basic dynamic load rating (C) - 1450 kN

Basic static load rating (C0) - 4000 kN

(Grease) Lubrication Speed - 600 r/min

(Oil) Lubrication Speed - 900 r/min

Tags :  NTN , 400x540x140

Needle roller bearings NA4980 NTN NA4980 Professional Supplier Information

We are a manufacturer and supplier specializing in research, development and production of Needle roller bearings NA4980 NTN NA4980 bearings.

The company's core bearings are Needle roller bearings NA4980 NTN NA4980, and deep groove ball bearings, self-aligning ball bearings, self-aligning roller bearings, wheel bearings, linear bearings, bearing blocks, ceramic bearings, plastic bearings and other bearings, cylindrical roller bearings , Angular contact ball bearings, tapered roller bearings, thrust ball bearings, thrust roller bearings and needle roller bearings and other spherical plain bearings and other fine bearings.

Our Needle roller bearings NA4980 NTN NA4980 bearings and other bearings are 100% compliant with the international quality standard ISO 9001 and are highly appreciated in various markets around the world.

How does Needle roller bearings NA4980 NTN NA4980 work for you for a long time?

  • The installation is correct, affect the accuracy, life, performance. After installation, fill the bearing with lubricant.
  • Do not let hammer, transfer roller pressure and other strong impact
  • Use precise installation tools to avoid the use of fabrics and staple fibers
  • Lubricate the bearings to avoid rusting of high quality mineral oils, especially in summer
  • General inspection, such as ambient temperature, vibration, noise check
  • Keep the bearings clean from dust, contaminants, and moisture.
  • Bearings can not be ultra-cold.

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