d - 45 mm
D - 75 mm
B - 16 mm
d1 - 55.7 mm
d2 - 53.6 mm
D1 - 64.25 mm
b - 1.7 mm
C1 - 8.6 mm
C2 - 3 mm
C3 - 3 mm
r1,2 - min. - 1 mm
r3,4 - min. - 0.6 mm
a - 22.2 mm
da - min. - 49.6 mm
db - min. - 49.6 mm
Da - max. - 70.4 mm
Db - max. - 70.8 mm
ra - max. - 1 mm
rb - max. - 0.6 mm
dn - 57.6 mm
Basic dynamic load rating - C - 12.1 kN
Basic static load rating - C0 - 8.2 kN
Fatigue load limit - Pu - 0.345 kN
Limiting speed for grease lubrication - 29000 r/min
Limiting speed for oil lubrication - 45000 mm/min
Ball - Dw - 7.144 mm
Ball - z - 21
Gref - 3.4 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 - 110 N
Preload class B - GB - 330 N
Preload class C - GC - 660 N
Calculation factor - f - 1.06
Calculation factor - f1 - 0.99
Calculation factor - f2A - 1
Calculation factor - f2B - 1.03
Calculation factor - f2C - 1.06
Calculation factor - fHC - 1.01
Preload class A - 104 N/micron
Preload class B - 156 N/micron
Preload class C - 204 N/micron
Mass bearing - 0.223 kg
Hot number:RHP 71904 AC SKF W 639/3-2Z NSK NN3015 SKF 23268CA/W33 NTN 4T-HH923649/HH923610 ISO 7006 BDB SKF LUJR 25 NSK MH-681 NTN NU2956 NSK O25-3AC3**SAU32 SKF YAR 205-2FW/VA228 SKF NUP-414 Peer SSSY-20SD SKF RNA 4840 SKF 61803-RS
Previous:7009 ACE/HCP4AH1 角接触球轴承 ---- Next:7009 ACE/HCP4AL1 角接触球轴承
Return to SKF轴承型号查询