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Cylindrical roller bearing/Single row cylindrical roller bearing (standard series)

Single column cylindrical (standard) axis 20-480 millimeters_NU 421

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External dimensions（mm)

d	105
D	260
B	60
γ(minimum)	4
γ₁(minimum)	4
F_W	144.5
E_W	2205

Rated load(KN)

C_r	495
C_or	555

Rated speed min^-1

grease	2400
oil	3000

Bearing code

	NU 421
NU type	NU
NJ type	NJ
NUP type	—
N type	N
NF type	NF

Installation size(mm)

d_a（minimum）	121
D_b(minimum)	121
d_b(maximum）	141
d_c(minimum）	147
d_d(minimum）	162
d_a(maximum）	244
d_b(maximum）	244
D_b(minimum)	225
γ_a（maximum）	3
γ_b(maximum）	3

weight(kg)

(refer to)

17.3

describe

NU 421 Bearings are mainly used in industries such as construction machinery, machine tools, automobiles, metallurgy, mining, petroleum, machinery, electricity, and railways

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Single column cylindrical (standard) axis 20-480 millimeters

The indispensable bearing speed matching expert around you

Quickly find the product you need

Cylindrical roller bearing/Single row cylindrical roller bearing (standard series)

Single column cylindrical (standard) axis 20-480 millimeters_NU 421

External dimensions（mm)

Rated load(KN)

Rated speed min-1

Bearing code

Installation size(mm)

weight(kg)

describe

Submit requirements online

Find a distributor

Online Service

About Us

Product

Industry Solutions

News

Market sales

Rated speed min^-1