NTN 4T-18690/18620轴承,NTN 4T-18690/18620圆锥滚子轴承-搜轴承NTN数据中心
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d - 46,038 mm

D - 79,375 mm

T - 17,462 mm

B - 17,462 mm

C - 13,495 mm

ra1 max. - 1,5 mm

a - 2,2 mm

Da - 71 mm

db - 51 mm

ra max. - 2,8 mm

da - 56 mm

Db - 74 mm

Weight - 0,329 Kg

Basic dynamic load rating (C) - 45,5 kN

Basic static load rating (C0) - 56 kN

(Grease) Lubrication Speed - 4 600 r/min

(Oil) Lubrication Speed - 6 200 r/min

Calculation factor (e) - 0,37

Calculation factor (Y0) - 0,88

Calculation factor (Y2) - 1,6

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Hot number:NTN UKK308+H 2308 FAG B71940C.T.P4S.UL OKB 32868HK OKB L90514-44 ISO 234419 NKE 29280-M KOYO 3NCHAC003CA CYSD 6311-2RS SNFA E 235 /S/NS /S 7CE3 IKO NBX 1725 CX NJ3036 CX QJ212 SKF 6306-RZ NOK AS568-448-B NOK SYNTHESO HT 220 180kg