d - 8 mm
D - 22 mm
B - 7 mm
d1 - 12.1 mm
d2 - 11.5 mm
D1 - 17.9 mm
K - 0.5 mm
C1 - 4.25 mm
r1,2 - min. - 0.3 mm
r3,4 - min. - 0.15 mm
a - 7.1 mm
da - min. - 10 mm
db - min. - 10 mm
Da - max. - 20 mm
Db - max. - 20.6 mm
ra - max. - 0.3 mm
rb - max. - 0.15 mm
dn - 13.3 mm
Basic dynamic load rating - C - 2.3 kN
Basic static load rating - C0 - 0.765 kN
Fatigue load limit - Pu - 0.032 kN
Limiting speed for grease lubrication - 98000 r/min
Limiting speed for oil lubrication - 150000 mm/min
Ball - Dw - 3.969 mm
Ball - z - 8
Gref - 0.17 cm3
Calculation factor - e - 0.68
Calculation factor - Y2 - 0.87
Calculation factor - Y0 - 0.38
Calculation factor - X2 - 0.41
Calculation factor - Y1 - 0.92
Calculation factor - Y2 - 1.41
Calculation factor - Y0 - 0.76
Calculation factor - X2 - 0.67
Preload class A - GA - 20 N
Preload class B - GB - 60 N
Preload class C - GC - 120 N
Calculation factor - f - 1.02
Calculation factor - f1 - 0.99
Calculation factor - f2A - 1
Calculation factor - f2B - 1.03
Calculation factor - f2C - 1.06
Calculation factor - fHC - 1
Preload class A - 23 N/micron
Preload class B - 34 N/micron
Preload class C - 45 N/micron
Mass bearing - 0.012 kg
Hot number:NTN 7201 AC SKF NNCL 4924 CV OKB 53844 OKB OKB FAG 559243 C4 NSK 6005L11DDU SNR EX202G2 NTN N1007 ISB NJ 2308 JNS RNA 4906UU Timken RNAO55X72X20 FAG 6217NR Rollway AT-748 INA RNA-4901-2RS
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