NTN 4T-47490/47420 Bearings

Model No : 4T-47490/47420
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NTN 4T-47490/47420 Bearing | Tapered roller bearings 4T-47490/47420

Bearing 4T-47490/47420

Bearing number : 4T-47490/47420

Size (mm) : 71.438x120x32.545

Brand : NTN

Bore Diameter (mm) : 71,438

Outer Diameter (mm) : 120

Width (mm) : 32,545

Bearing dimensions and specification in NTN catalogue:

d - 71,438 mm

D - 120 mm

T - 32,545 mm

B - 32,545 mm

C - 26,195 mm

ra1 max. - 3,3 mm

a - 6,1 mm

Da - 107 mm

db - 79 mm

ra max. - 3,5 mm

da - 86 mm

Db - 114 mm

Weight - 1,42 Kg

Basic dynamic load rating (C) - 147 kN

Basic static load rating (C0) - 214 kN

(Grease) Lubrication Speed - 3 000 r/min

(Oil) Lubrication Speed - 4 000 r/min

Calculation factor (e) - 0,36

Calculation factor (Y0) - 0,92

Calculation factor (Y2) - 1,67

Tags :  NTN , 71.438x120x32.545

Tapered roller bearings 4T-47490/47420 NTN 4T-47490/47420 Professional Supplier Information

We are a manufacturer and supplier specializing in research, development and production of Tapered roller bearings 4T-47490/47420 NTN 4T-47490/47420 bearings.

The company's core bearings are Tapered roller bearings 4T-47490/47420 NTN 4T-47490/47420, 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 Tapered roller bearings 4T-47490/47420 NTN 4T-47490/47420 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 Tapered roller bearings 4T-47490/47420 NTN 4T-47490/47420 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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