d - 55 mm
D - 90 mm
B - 18 mm
d1 - 68.18 mm
d2 - 66.65 mm
D2 - 79.39 mm
r1,2 - min. - 1.1 mm
r3,4 - min. - 0.6 mm
a - 26 mm
da - min. - 61 mm
db - min. - 61 mm
Da - max. - 84 mm
Db - max. - 86.8 mm
ra - max. - 1 mm
rb - max. - 0.6 mm
dn - 69.2 mm
Basic dynamic load rating - C - 13.3 kN
Basic static load rating - C0 - 10.4 kN
Fatigue load limit - Pu - 0.44 kN
Limiting speed for grease lubrication - 24000 r/min
Limiting speed for oil lubrication - 36000 mm/min
Ball - Dw - 6.747 mm
Ball - z - 26
Gref - 4.69 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 - 78 N
Preload class B - GB - 155 N
Preload class C - GC - 470 N
Calculation factor - f - 1.06
Calculation factor - f1 - 0.99
Calculation factor - f2A - 1
Calculation factor - f2B - 1.02
Calculation factor - f2C - 1.05
Calculation factor - fHC - 1.01
Preload class A - 112 N/micron
Preload class B - 142 N/micron
Preload class C - 215 N/micron
Mass bearing - 0.4 kg
Hot number:MRC 7212 AC/DB MAC NU 2228 FAG 32314A+T2GD070 INA SL04 5007PP SKF * NUP 320 ECJ OKB 2268938 ISO 33221 NACHI 5216ANR CYSD 6911-ZZ SKF 7303BEP/232298 SKF C 30/500 KM LS GEC440HCS FAG NJ356-E-M1+HJ356-E NSK LM300849R/811R SKF 40x60x8 CRW1 V
Previous:7011 A-UX 角接触球轴承 ---- Next:7011 ACB/HCP4AL 角接触球轴承
Return to SKF轴承型号查询