d - 75 mm
D - 115 mm
B - 20 mm
d1 - 90 mm
d2 - 88.2 mm
D2 - 102.8 mm
b - 1.5 mm
C1 - 10.9 mm
C2 - 4.4 mm
C3 - 2.9 mm
r1,2 - min. - 1.1 mm
r3,4 - min. - 0.6 mm
a - 22.3 mm
da - min. - 81 mm
db - min. - 81 mm
Da - max. - 109 mm
Db - max. - 111.8 mm
ra - max. - 1 mm
rb - max. - 0.6 mm
dn - 91.1 mm
Basic dynamic load rating - C - 19.9 kN
Basic static load rating - C0 - 17.6 kN
Fatigue load limit - Pu - 0.75 kN
Limiting speed for grease lubrication - 18000 r/min
Limiting speed for oil lubrication - 28000 mm/min
Ball - Dw - 7.938 mm
Ball - z - 30
Gref - 7.7 cm3
Calculation factor - f0 - 9.7
Preload class A - GA - 65 N
Preload class B - GB - 130 N
Preload class C - GC - 390 N
Calculation factor - f - 1.08
Calculation factor - f1 - 1
Calculation factor - f2A - 1
Calculation factor - f2B - 1.02
Calculation factor - f2C - 1.05
Calculation factor - fHC - 1.01
Preload class A - 56 N/micron
Preload class B - 73 N/micron
Preload class C - 115 N/micron
Mass bearing - 0.663 kg
Hot number:SKF 7028 C/DT FAG 31308A.A50.90.N11CA OKB Y90509 FAG 3213-B-TVH CRAFT 6218 CYSD 7009 IKO BR 182620 ISO HK4016 CYSD NJ2304E NKE NJ220-E-TVP3 NTN NNU4926 NSK RS-5060NR Rollway (Steel Cage) N-408 SKF SAF 22226 TLC SKF SNL 3052
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