SKF 71920 CB/P4A轴承,SKF 71920 CB/P4A角接触球轴承-搜轴承SKF数据中心
搜轴承 -- SKF -- 角接触球轴承 -- SKF 71920 CB/P4A轴承

d - 100 mm

D - 140 mm

B - 20 mm

d1 - 114.92 mm

d2 - 113.16 mm

D2 - 128.7 mm

r1,2 - min. - 1.1 mm

r3,4 - min. - 0.6 mm

a - 28.9 mm

da - min. - 106 mm

db - min. - 106 mm

Da - max. - 134 mm

Db - max. - 136.8 mm

ra - max. - 1 mm

rb - max. - 0.6 mm

dn - 116.1 mm

Basic dynamic load rating - C - 21.6 kN

Basic static load rating - C0 - 22.4 kN

Fatigue load limit - Pu - 0.865 kN

Limiting speed for grease lubrication - 12000 r/min

Limiting speed for oil lubrication - 19000 mm/min

Ball - Dw - 7.938 mm

Ball - z - 37

Gref - 9.96 cm3

Calculation factor - f0 - 10

Preload class A - GA - 72 N

Preload class B - GB - 145 N

Preload class C - GC - 430 N

Calculation factor - f - 1.11

Calculation factor - f1 - 1

Calculation factor - f2A - 1

Calculation factor - f2B - 1.02

Calculation factor - f2C - 1.07

Calculation factor - fHC - 1

Preload class A - 60 N/micron

Preload class B - 79 N/micron

Preload class C - 125 N/micron

Mass bearing - 0.848 kg

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Hot number:NACHI 7204 C/DB NSK 7334 C/DF NACHI 23220 CCK/W33 FLT NU 1034 OKB 80302Z3 Timken 209KL NSK 23932CAE4 Timken 462/452D+X2S-469 ISB 6208-2RZ Timken 6464/6420-B IKO NAU 4901 FAG 51101 INA D-3 SKF XHCE 055/OK 140 MRC 6310 N