d - 30 mm
D - 72 mm
B - 30.2 mm
d2 - - 39.8 mm
D2 - - 64.1 mm
r1,2 - min. - 1.1 mm
a - 42 mm
da - min. - 37 mm
da - max. - 39.5 mm
Da - max. - 65 mm
ra - max. - 1 mm
Basic dynamic load rating - C - 41.5 kN
Basic static load rating - C0 - 27.5 kN
Fatigue load limit - Pu - 1.2 kN
Reference speed - 9000 r/min
Limiting speed - 9000 r/min
Calculation factor - kr - 0.07
Calculation factor - e - 0.8
Calculation factor - X - 0.63
Calculation factor - Y0 - 0.66
Calculation factor - Y1 - 0.78
Calculation factor - Y2 - 1.24
Mass bearing - 0.52 kg
Hot number:SKF 7221 AC TIMKEN 31590/31520 OKB 672746 Timken 441/432D NSK 691 ISO L540049/10 RHP MMRJ4 FBJ NF415 SKF 68/2.5-ZZ FAG NUP-314E SKF 6014 N SKF FYTB 1.1/4 TF SKF HCRE 130 R BARDEN HCN1024K.M1.SP NTN 618/2
Previous:E2.3305A-2Z 角接触球轴承 ---- Next:E2.3307 A-2Z 角接触球轴承
Return to SKF轴承型号查询