d - 50 mm
D - 80 mm
B - 16 mm
d1 - 60.25 mm
d2 - 57.9 mm
D2 - 72.9 mm
r1,2 - min. - 1 mm
r3,4 - min. - 0.6 mm
a - 23.3 mm
da - min. - 54.6 mm
da - max. - 59.7 mm
db - min. - 54.6 mm
db - max. - 57.3 mm
Da - max. - 75.4 mm
Db - max. - 75.8 mm
ra - max. - 1 mm
rb - max. - 0.6 mm
Basic dynamic load rating - C - 14.8 kN
Basic static load rating - C0 - 10 kN
Fatigue load limit - Pu - 0.425 kN
Limiting speed for grease lubrication - 23000 r/min
Ball - Dw - 7.938 mm
Ball - z - 21
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 - 130 N
Preload class B - GB - 400 N
Preload class C - GC - 800 N
Calculation factor - f - 1.08
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 - 104 N/micron
Preload class B - 156 N/micron
Preload class C - 204 N/micron
Mass bearing - 0.259 kg
Hot number:DKF 7018 AC/DF KOYO 3210 FAG 528546C ISO 7022 ADB SKF 89412TN NKE 81148-MB SKF NK28/20 Samick LMFM25 FED 209-ZZ FAF 6203-ZNR SKF SD-3152240mm SKF 51314 SKF SILKB 22 F SKF YAT 207-107 NOK IUH 80 70 6 標準
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