SKF 7221 BEP轴承,SKF 7221 BEP角接触球轴承-搜轴承SKF数据中心
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d - 105 mm

D - 190 mm

B - 36 mm

d1 - - 137.95 mm

d2 - - 121.17 mm

D1 - - 159.1 mm

a - 80 mm

r1,2 - min. - 2.1 mm

r3,4 - min. - 1.1 mm

da - min. - 117 mm

Da - max. - 178 mm

Db - max. - 183 mm

ra - max. - 2 mm

rb - max. - 1 mm

Basic dynamic load rating - C - 148 kN

Basic static load rating - C0 - 137 kN

Fatigue load limit - Pu - 4.8 kN

Reference speed - 3800 r/min

Limiting speed - 3800 r/min

Calculation factor - kr - 0.095

Calculation factor - ka - 1.4

Calculation factor - e - 1.14

Calculation factor - X - 0.57

Calculation factor - Y0 - 0.52

Calculation factor - Y1 - 0.55

Calculation factor - Y2 - 0.93

Calculation factor - X - 0.35

Calculation factor - Y0 - 0.26

Calculation factor - Y1 -

Calculation factor - Y2 - 0.57

Mass bearing - 3.95 kg

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Hot number:MRC 7336 B/DF Kingon 682X FAG 3201B.2ZR.TVH OKB 266214 ZEN 51208 ISO 55206C/55437 CX K37x42x27 IKO NAS 5018ZZNR NTN NJ2309E ISO NKIB 5905 ZEN S695W5 RBC AW-220 NH LS-11 FED MS-21 NSK 61809