Deep groove ball bearings
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638/5-2Z-Single row deep groove ball bearing
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Main Dimensions & Performance Data

Model

638/5-2Z

Side opening seal

d

5 mm

od

11 mm

B

5 mm

C

0.64 kN

C0

0.26 kN

Pu

0.011 Pu

reference speed

120000 r/min

limit speed

60000 r/min

weight

0.0016 kg
Mounting dimensions

d1(mm)

d2(mm)

6.2

D1 (mm)

D2 (mm)

9.9

r1,2 min (mm)

0.15

da min (mm)

5.8

da max (mm)

6

Da max (mm)

10.2

ra max (mm)

0.1

kr

0.015

f0

11