NTN NN4921 Bearings

Model No : NN4921
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As an experienced bearing manufacturer, you will be able to buy Needle roller bearings NTN NN4921 at our lowest price, comprehensive quality service and sufficient supply. Please don't hesitate to contact us.

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NTN NN4921 Bearing | Cylindrical roller bearings NN4921

Bearing NN4921

Bearing number : NN4921

Size (mm) : 105x134x40

Brand : NTN

Bore Diameter (mm) : 105

Outer Diameter (mm) : 134

Width (mm) : 40

Bearing dimensions and specification in NTN catalogue:

d - 105 mm

D - 145 mm

Ew - 134 mm

B - 40 mm

C - 40 mm

r min. - 1,1 mm

Weight - 1,82 Kg

Basic dynamic load rating (C) - 133 kN

Basic static load rating (C0) - 268 kN

(Grease) Lubrication Speed - 4 100 r/min

(Oil) Lubrication Speed - 4 800 r/min

Tags :  NTN , 105x134x40

Cylindrical roller bearings NN4921 NTN NN4921 Professional Supplier Information

We are a manufacturer and supplier specializing in research, development and production of Cylindrical roller bearings NN4921 NTN NN4921 bearings.

The company's core bearings are Cylindrical roller bearings NN4921 NTN NN4921, 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 Cylindrical roller bearings NN4921 NTN NN4921 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 Cylindrical roller bearings NN4921 NTN NN4921 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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