7221BECBM bearing

Ọdun 2008

NFE RA NKAN YI BAYI?

A yoo sọ ọ lẹsẹkẹsẹ pẹlu apẹẹrẹ ọfẹ ati ifijiṣẹ kukuru.

Universally matchable bearings :7221BECBM

Basic design bearings :-

Awọn iwọn (mm)

d :105

D :190

B :36

Idiwon fifuye ipilẹ (KN)

Kr :148

Kọr :137

Ààlà ẹrù àárẹ̀ (KN)

Pu :4,8

Iyara aropin (r/min)

Iyara itọkasi :3800

Iyara aropin :4000

Ìwọ̀n(kg) :4,18

Awọn iwọn (mm)

d :105

d1 :138

d2 :121,2

D1 :159,1

r1,2 :2,1

r3,4 :1,1

a :80

Awọn iwọn ejika ati awọn iwọn (mm)

da min :117

Ati max :178

Db max :183

ra max :2

rb max :1