d - 25 mm
D - 47 mm
B - 12 mm
d1 - 32.1 mm
d2 - 32.1 mm
D1 - 39.9 mm
K - 0.5 mm
C1 - 7.25 mm
r1,2 - min. - 0.6 mm
r3,4 - min. - 0.3 mm
a - 14.5 mm
da - min. - 28.2 mm
db - min. - 28.2 mm
Da - max. - 43.8 mm
Db - max. - 45 mm
ra - max. - 0.6 mm
rb - max. - 0.3 mm
dn - 33.4 mm
Basic dynamic load rating - C - 9.2 kN
Basic static load rating - C0 - 5 kN
Fatigue load limit - Pu - 0.212 kN
Limiting speed for grease lubrication - 34000 r/min
Limiting speed for oil lubrication - 50000 mm/min
Ball - Dw - 6.35 mm
Ball - z - 14
Gref - 1.02 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 - 60 N
Preload class B - GB - 120 N
Preload class C - GC - 240 N
Preload class D - GD - 480 N
Calculation factor - f - 1.05
Calculation factor - f1 - 0.99
Calculation factor - f2A - 1
Calculation factor - f2B - 1.02
Calculation factor - f2C - 1.05
Calculation factor - f2D - 1.08
Calculation factor - fHC - 1
Preload class A - 64 N/micron
Preload class B - 83 N/micron
Preload class C - 108 N/micron
Preload class D - 143 N/micron
Mass bearing - 0.079 kg
Hot number:INA NK 55/25 OKB 111322F OKB SKF 30217T71J2/QDB ISB 4305 ATN9 NTN 51238 NTN 6010LLC INA PASE17 Timken RNA6915 NTN SF3421 KOYO UP003 Torrington AT-770 SKF R-2-ZZ SKF NA 2210.2RS SKF NN 3092 K/SPW33
Previous:7005 ACD/P4A 角接触球轴承 ---- Next:7005 ACE/HCP4A 角接触球轴承
Return to SKF轴承型号查询