SKF 71808CD/HCP4 bearing,71808CD/HCP4 Angular Contact Ball Bearings--BEARINGPOWER Co.,Ltd.
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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

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Hot number:ISB 22226 K ISB 22244 K ISB 4580/2/4535/2 FAG 713630830 INA HK4012 NSK HR70KBE042+L FBJ M86643/M86610 SKF NJ 2224 ECJ PFI PHU2034 NSK R600-3 FYH UCFL312 FAG 238/710 AMI MUCFPL204-12W FED XLS-161/2 NTN SAT45 NTN 32244 NACHI 6803 INA CSCU080-2RS LS GEG10N CX K10x14x10 CX Q220 IKO NA 6918 KOYO NU234 NSK RNA6919TT SKF TU 13/16 TF KOYO UCPA207-20 ISO UCTX11 SKF GS811/500 STEYR SN520 CONSOLIDATED KF-50ARO