NACHI 7221 bearing

Bearing 7221

NACHI 7221 bearing, Size: 105x190x36. NACHI 7221 are used in a wide variety of applications, suitable for high speeds and are robust in operation, and need little maintenance.

Angular contact ball bearings 7221

Bearing number : 7221

Size (mm) : 105x190x36

Brand : NACHI

Bore Diameter (mm) : 105

Outer Diameter (mm) : 190

Width (mm) : 36

Bearing dimensions and specification in NACHI catalogue:

d - 105 mm

D - 190 mm

B - 36 mm

C - 36 mm

Angle (α) - 30 °

a - 24.6 mm

r min. - 2.1 mm

r1 min. - 1.1 mm

da min. - 117 mm

Da max. - 178 mm

ra max. - 2 mm

Weight - 3.93 Kg

Basic dynamic load rating (C) - 157 kN

Basic static load rating (C0) - 141 kN

(Grease) Lubrication Speed - 3000 r/min

(Oil) Lubrication Speed - 4000 r/min

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Contact Details: ROOM 19/F AiLeiw 532, Basheki.sepwer.Hong Kong

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