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Designation:
NK 21/20 A
➀
Type:
Radial cylindrical roller bearings. Needle roller bearings. Assembled components.
(21X29X20).
Main dimensions:
F
W
mm
⁄
inch
D
mm
⁄
inch
C
mm
⁄
inch
r
mm
⁄
inch
Mass
kg
⁄
lb
➁
21.000
29.000
20.000
0.300
0.035
0.8268
1.1417
0.7874
0.0118
0.077
Drawing ➂:
➀
Given description is only for information purpose and we accept no responsibility for any mistakes, erros and others
➁
Weight less than 0.001 kg/0.002 lb is indicated like 0.001 kg/0.002 lb
➂
Drawing does not show all technical details of item button
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