d - 20 mm
D - 37 mm
B - 9 mm
d1 - 25.65 mm
d2 - 24.4 mm
D1 - 31.49 mm
r1,2 - min. - 0.3 mm
r3,4 - min. - 0.15 mm
a - 8.5 mm
da - min. - 22 mm
db - min. - 22 mm
Da - max. - 35 mm
Db - max. - 36.2 mm
ra - max. - 0.3 mm
rb - max. - 0.15 mm
dn - 26.7 mm
Basic dynamic load rating - C - 4.9 kN
Basic static load rating - C0 - 2.4 kN
Fatigue load limit - Pu - 0.102 kN
Limiting speed for grease lubrication - 56000 r/min
Limiting speed for oil lubrication - 88000 mm/min
Ball - Dw - 4.762 mm
Ball - z - 14
Gref - 0.5 cm3
Calculation factor - f0 - 7.8
Preload class A - GA - 26 N
Preload class B - GB - 79 N
Preload class C - GC - 157 N
Calculation factor - f - 1.04
Calculation factor - f1 - 1
Calculation factor - f2A - 1
Calculation factor - f2B - 1.04
Calculation factor - f2C - 1.08
Calculation factor - fHC - 1
Preload class A - 18 N/micron
Preload class B - 28 N/micron
Preload class C - 39 N/micron
Mass bearing - 0.036 kg
Hot number:NTN 7321 B/DF NTN 22236 CC/W33 FAG 29330 NACHI NF 226 NSK 6006ZZ TIMKEN EE420793/421450 OKB NTN 6209LLBNR FAG HCB7213-E-2RSD-T-P4S NKE RPB12 NMB MBG10VCR RIV 62/22-2RS SKF 23940 CC/W33 SKF SSAFS 22228 T SNR 6311-Z
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