7221BECBP-Maieken (Shanghai) Bearing Co., LTD

Language

d 105-240mm

Product Parameter

Basic size of mm

d 105

D 190

B 36
The basic rated load is kN

trends C 148

static state Co 137
Fatigue load limit Pu 4.8
Rated rotation speed is r/min

Refer to the speed 3800

limit speed 3800
Mass kg 3.82
Model number ¹⁾

General distribution bearings 7221BECBP

Basic design bearings 7221BEP
Dimensions are mm

d 105

d1 ～ 138

d2 ～ 121.2

D1 ～ 159.1

r_1,2 the min 2.1

r_3,4 the min 1.1

a 80
Shoulder gear and chamfer size mm

d_a the min 117

Da the max 178

D_b the max 183

r_a the max 2

r_b the max 1

Solution: Wind turbine; Axle; Aircraft; Fast train; Automobile; Electric motor; gearbox; Automation Assembly Line; Metallurgical; Textile machine; Mining machinery; Agricultural machinery; Excavator; medical equipment; pulping and papermaking