NACHI NP304 bearing


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



Cylindrical roller bearings NP 304

Bearing number : NP 304

Brand : NACHI

Bore Diameter (mm) : 20

Outer Diameter (mm) : 44.5

Bearing dimensions and specification in NACHI catalogue:

d - 20 mm

Fw - 28.5 mm

D - 52 mm

Ew - 44.5 mm

B - 15 mm

r min. - 1.1 mm

r1 min. - 0.6 mm

Weight - 0.150 Kg

Basic dynamic load rating (C) - 20,7 kN

Basic static load rating (C0) - 19,2 kN

(Grease) Lubrication Speed - 12000 r/min

(Oil) Lubrication Speed - 14000 r/min

Bearing NP 304

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