d - 20 mm
D - 42 mm
B - 12 mm
d1 - 27.1 mm
d2 - 27.1 mm
D1 - 34.8 mm
r1,2 - min. - 0.6 mm
r3,4 - min. - 0.3 mm
a - 10.2 mm
da - min. - 23.2 mm
db - min. - 23.2 mm
Da - max. - 38.8 mm
Db - max. - 40 mm
ra - max. - 0.6 mm
rb - max. - 0.3 mm
dn - 28.4 mm
Basic dynamic load rating - C - 8.7 kN
Basic static load rating - C0 - 4.3 kN
Fatigue load limit - Pu - 0.18 kN
Limiting speed for grease lubrication - 50000 r/min
Limiting speed for oil lubrication - 80000 mm/min
Ball - Dw - 6.35 mm
Ball - z - 12
Gref - 0.9 cm3
Calculation factor - f0 - 9.2
Preload class A - GA - 35 N
Preload class B - GB - 70 N
Preload class C - GC - 140 N
Preload class D - GD - 280 N
Calculation factor - f - 1.03
Calculation factor - f1 - 1
Calculation factor - f2A - 1
Calculation factor - f2B - 1.02
Calculation factor - f2C - 1.05
Calculation factor - f2D - 1.09
Calculation factor - fHC - 1.02
Preload class A - 25 N/micron
Preload class B - 34 N/micron
Preload class C - 46 N/micron
Preload class D - 65 N/micron
Mass bearing - 0.06 kg
Hot number:SKF *239/500CA/W33 OKB 1150805A Fersa 14118/14283 ISB 21317 KOYO 230/530R Timken 598/592-S SKF C39/850M KOYO DL 18 12 NTN HKS13.5X17.5X10M NKE K 81216-TVPB NSK NSA02424 NTN TM-SC04C49CS23 AMI TPFY-200 SKF BT4B 331334/HA4 SKF SNW 3030x5.1/4
Previous:7004 C-UX 角接触球轴承 ---- Next:7004 CD/HCP4AH 角接触球轴承
Return to SKF轴承型号查询