618/8

Deep groove ball bearing

Single row deep groove ball bearings are particularly versatile, have low friction and are optimized for low noise and low vibration, which enables high rotational speeds.

They accommodate radial and axial loads in both directions, are easy to mount, and require less maintenance than many other bearing types.

  • Simple, versatile and robust design
  • Low friction
  • High-speed capability
  • Accommodate radial and axial loads in both directions
  • Require little maintenance

Dimensions

d
8 mm
Bore diameter
D
16 mm
Outside diameter
B
4 mm
Width
d1
10.5 mm
Shoulder diameter
D1
13.5 mm
Shoulder diameter
r1,2
min.0.2 mm
Chamfer dimension

Calculation data

Basic dynamic load rating C
0.819 kN
Basic static load rating C0
0.3 kN
Fatigue load limit Pu
0.012 kN
Reference speed
90 000 r/min
Limiting speed
56 000 r/min
Minimum load factor kr
0.015
Calculation factor f0
7.5

Tolerance class

Dimensional tolerances
Normal
Radial run-out
Normal

Description

Properties

Filling slots Without
Number of rows 1
Locating feature, bearing outer ring None
Bore type Cylindrical
Matched arrangement No
Radial internal clearance CN
Tolerance class Normal
Material, bearing Bearing steel
Coating Without
Sealing Without
Lubricant None
Relubrication feature Without

(8X16X4) (618-8)

Additional information

Weight 0.0033 kg
Size (mm)

Colour

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