Single Row Tapered Roller Bearings (Metric Series)

30211

Designation

DIN720 30211

ISO355 T3DB055

Boundary dimensions(mm)

d 55

D 100

B 21

C 18

T 22.75

r1,r2 min 2

r3,r4 min 1.5

a 21

Speed ratings

grease 3800

oil 5000

Load ratings[kN]

dyn Cr 91.5

stat Cor 108

Calculation factors

e 0.4

Y 1.48

Y0 0.81

Abutment and fillet dimensions(mm)

Da max 64

db min 64

Da min 88

Db min 94

Ca min 4

Cb min 4.5

Mass (kg) 0.7

SEND INQUIRY

Phone： +86-574-86597612

Fax： +86-574-86597652

Address： Building 31, Chuang E Huigu, No. 777,West Zhongguan Road, Zhenhai Economic Development Zone, Ningbo, Zhejiang, China