NSK NU 221 EM Bearings

Model No : NU 221 EM
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NSK NU 221 EM Bearing | Cylindrical roller bearings NU 221 EM

Bearing NU 221 EM

Bearing number : NU 221 EM

Size (mm) : 105x190x36

Brand : NSK

Bore Diameter (mm) : 105

Outer Diameter (mm) : 190

Width (mm) : 36

Bearing dimensions and specification in NSK catalogue:

d - 105 mm

Fw - 125 mm

D - 190 mm

B - 36 mm

C - 36 mm

r min. - 2,1 mm

r1 min. - 2,1 mm

da min. - 116 mm

Da max. - 179 mm

db max. - 121 mm

db min - 116 mm

ra max. - 2 mm

rb max. - 2 mm

S - 1,4 mm

Weight - 4,58 Kg

Basic dynamic load rating (C) - 262 kN

Basic static load rating (C0) - 310 kN

(Grease) Lubrication Speed - 3 400 r/min

(Oil) Lubrication Speed - 4 000 r/min

Tags :  NSK , 105x190x36

Cylindrical roller bearings NU 221 EM NSK NU 221 EM Professional Supplier Information

We are a manufacturer and supplier specializing in research, development and production of Cylindrical roller bearings NU 221 EM NSK NU 221 EM bearings.

The company's core bearings are Cylindrical roller bearings NU 221 EM NSK NU 221 EM, 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 NU 221 EM NSK NU 221 EM 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 NU 221 EM NSK NU 221 EM 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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