NTN 7220BDT轴承,NTN 7220BDT角接触球轴承-搜轴承NTN数据中心
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d - 100 mm

D - 180 mm

B - 34 mm

ra1 max. - 1 mm

Angle (α) - 40 °

a - 76 mm

r min. - 2,1 mm

r1 min. - 1,1 mm

2B - 68 mm

da min. - 112 mm

Da max. - 168 mm

db min - 107 mm

ra max. - 2 mm

Db max - 173 mm

Weight - 6,52 Kg

Basic dynamic load rating (C) - 212 kN

Basic static load rating (C0) - 229 kN

(Grease) Lubrication Speed - 2 700 r/min

(Oil) Lubrication Speed - 3 600 r/min

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Hot number:GMN 7030 C/DB SKF 21312 CCK+H 312 INA NK50/35 SKF 32240 J2 NSK R 1810 ZZS KOYO 3NCHAR022CA NKE 53406 FBJ 555S/552A ISO 6322 ISO 7000 BDT LS GE6E Timken W-3218-B Torrington (Old No.) 240/950 Torrington NUP-212E SKF SONL 226-526