d - 40 mm
D - 52 mm
B - 7 mm
d1 - 44.1 mm
d2 - 44.1 mm
D1 - 48.1 mm
r1,2 - min. - 0.3 mm
r3,4 - min. - 0.15 mm
a - 9.7 mm
da - min. - 42 mm
db - min. - 42 mm
Da - max. - 50 mm
Db - max. - 51.2 mm
ra - max. - 0.3 mm
rb - max. - 0.15 mm
dn - 44.5 mm
Basic dynamic load rating - C - 4.9 kN
Basic static load rating - C0 - 4.9 kN
Fatigue load limit - Pu - 0.208 kN
Limiting speed for grease lubrication - 30000 r/min
Limiting speed for oil lubrication - 45000 mm/min
Ball - Dw - 3.175 mm
Ball - z - 29
Gref - 0.31 cm3
Calculation factor - f0 - 17.2
Preload class A - GA - 26 N
Preload class B - GB - 78 N
Preload class C - GC - 155 N
Calculation factor - f - 1.23
Calculation factor - f1 - 1
Calculation factor - f2A - 1
Calculation factor - f2B - 1.1
Calculation factor - f2C - 1.18
Calculation factor - fHC - 1.02
Preload class A - 40 N/micron
Preload class B - 68 N/micron
Preload class C - 100 N/micron
Mass bearing - 0.029 kg
Hot number:NTN 7212 AC/DT TIMKEN 240/560YMB CYSD 329/22 NACHI 54216 CX KZK22X29X15 SIGMA LJT 2.3/4 KOYO NNU3148 JNS RNAF162812 IKO TRU 173425 KOYO YM3220 SKF 33712 SKF NU 2220 ECJ NTN 6014-RS NOK IDI 165 140 19 NOK DKBZ-130
Previous:71808 C 角接触球轴承 ---- Next:71808 CD/P4 角接触球轴承
Return to SKF轴承型号查询