NACHI 7028DF bearing

140x210x33

Delivery time of mold is reduced Hard Ball can proceed direct milling of hardened steels. Shortening delivery time and reduce cost. Precise milling Efficiency is increase 30%,and acquire excellent surface roughness. Series X's mill HARD Regular LIST9286 X's mill HARD Ball LIST9284 X's mill HARD Long LIST9288



Angular contact ball bearings 7028DF

Bearing number : 7028DF

Size (mm) : 140x210x33

Brand : NACHI

Bore Diameter (mm) : 140

Outer Diameter (mm) : 210

Width (mm) : 33

Bearing dimensions and specification in NACHI catalogue:

d - 140 mm

D - 210 mm

B - 33 mm

C - 33 mm

Angle (α) - 30 °

a - 34 mm

r min. - 2 mm

r1 min. - 1 mm

2B - 66 mm

da min. - 148 mm

Da max. - 205 mm

ra max. - 1 mm

Weight - 3.63 Kg

Basic dynamic load rating (C) - 194 kN

Basic static load rating (C0) - 265 kN

(Grease) Lubrication Speed - 1900 r/min

(Oil) Lubrication Speed - 2600 r/min

Bearing 7028DF

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