NTN 4T-30306CA轴承,NTN 4T-30306CA圆锥滚子轴承-搜轴承NTN数据中心
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d - 30 mm

D - 72 mm

T - 20,75 mm

B - 19 mm

C - 15 mm

ra1 max. - 1,5 mm

a - 17,5 mm

r min. - 1,5 mm

r1 min. - 1,5 mm

da min. - 38,5 mm

Da min - 57 mm

Da max. - 63,5 mm

db max. - 39,5 mm

Db min. - 67 mm

ra max. - 1,5 mm

Sa - 3 mm

Sb - 5,5 mm

Weight - 0,398 Kg

Basic dynamic load rating (C) - 58,5 kN

Basic static load rating (C0) - 58,5 kN

(Grease) Lubrication Speed - 5 500 r/min

(Oil) Lubrication Speed - 7 300 r/min

Calculation factor (e) - 0,47

Calculation factor (Y0) - 0,7

Calculation factor (Y2) - 1,27

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Hot number:MRC 71921 C SKF 7221 C MAC N 226 SKF NU 1012 ML ISO 02476/02420 NKE 29426-M CYSD 33111 NBS NKI 65/35 INA TCJ70 KOYO SA208-24 IKO TRU 203820 RHP 51305 IKO GEH-45ES-2RS SKF GB 1020 SKF HJ 309 EC