d - 55 mm
D - 80 mm
B - 13 mm
d1 - 62.7 mm
d2 - 62.7 mm
D1 - 72.3 mm
r1,2 - min. - 1 mm
r3,4 - min. - 0.3 mm
a - 15.6 mm
da - min. - 59.6 mm
db - min. - 59.6 mm
Da - max. - 75.4 mm
Db - max. - 78 mm
ra - max. - 1 mm
rb - max. - 0.3 mm
dn - 64.7 mm
Basic dynamic load rating - C - 19.5 kN
Basic static load rating - C0 - 14.6 kN
Fatigue load limit - Pu - 0.62 kN
Limiting speed for grease lubrication - 16000 r/min
Limiting speed for oil lubrication - 26000 mm/min
Ball - Dw - 7.938 mm
Ball - z - 23
Gref - 2.49 cm3
Calculation factor - f0 - 10.4
Preload class A - GA - 70 N
Preload class B - GB - 140 N
Preload class C - GC - 280 N
Preload class D - GD - 560 N
Calculation factor - f - 1.15
Calculation factor - f1 - 1
Calculation factor - f2A - 1
Calculation factor - f2B - 1.04
Calculation factor - f2C - 1.09
Calculation factor - f2D - 1.15
Calculation factor - fHC - 1
Preload class A - 49 N/micron
Preload class B - 65 N/micron
Preload class C - 89 N/micron
Preload class D - 126 N/micron
Mass bearing - 0.18 kg
Hot number:NACHI 7309 B/DF KOYO 23026 CCK/33+H 3026 OKB NTN 2210SK KOYO 21317RH ISB 22334 EKW33+H2334 Timken 71425/71750-B Fersa F16128 INA KGNO 40 C-PP-AS NBS RNA 4903 2RS NBS SL024960 STEYR 52338 FAG KM-27 NHBB SSRI-1214 GMN RL455-4
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