SKF 7028 CD/HCP4A轴承,SKF 7028 CD/HCP4A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 7028 CD/HCP4A轴承

d - 140 mm

D - 210 mm

B - 33 mm

d1 - 161.6 mm

d2 - 161.6 mm

D1 - 188.4 mm

r1,2 - min. - 2 mm

r3,4 - min. - 1 mm

a - 40.1 mm

da - min. - 149 mm

db - min. - 149 mm

Da - max. - 201 mm

Db - max. - 205 mm

ra - max. - 2 mm

rb - max. - 1 mm

dn - 166.3 mm

Basic dynamic load rating - C - 153 kN

Basic static load rating - C0 - 166 kN

Fatigue load limit - Pu - 5.3 kN

Limiting speed for grease lubrication - 7500 r/min

Limiting speed for oil lubrication - 12000 mm/min

Ball - Dw - 22.225 mm

Ball - z - 22

Gref - 45 cm3

Calculation factor - f0 - 15.8

Preload class A - GA - 570 N

Preload class B - GB - 1140 N

Preload class C - GC - 2280 N

Preload class D - GD - 4560 N

Calculation factor - f - 1.16

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 - 168 N/micron

Preload class B - 228 N/micron

Preload class C - 320 N/micron

Preload class D - 464 N/micron

Mass bearing - 2.827 kg

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Hot number:STEYR 51130 FAG 51312 SKF 21307 CCK + H 307 AST 23230CKW33 SKF 32260J2/HA1 NSK 40TM02A-1NC3*U40N NTN 7015DF NTN 7221DB IKO BAM 108 AST HK3038 KOYO KFA047 NTN NJ203 NHBB SSRIF-814ZZ NOK AS568-905-B NOK ISO C0355G