Single Row Tapered Roller Bearings (Metric Series)

30244

Designation

DIN720 30244

ISO355 T4GB220

Boundary dimensions(mm)

d 220

D 400

B 65

C 54

T 72

r1,r2 min 5

r3,r4 min 4

a 75

Speed ratings

grease 850

oil 1200

Load ratings[kN]

dyn Cr 950

stat Cor 1320

Calculation factors

e 0.42

Y 1.43

Y0 0.79

Abutment and fillet dimensions(mm)

Da max 255

db min 237

Da min 348

Db min 371

Ca min 10

Cb min 18

Mass (kg) 34.6

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