7921CDB FY Back to Back Angular Contact Ball Bearing d105 D145

7921CDB FY Back to Back Angular Contact Ball Bearing d105 D145

SKU: BTBACBB471 Category: Back to back Brand: Koyo

Additional information

Additional information

Bearing no.	7921CDB FY
d	105
D	145
B	40
r (min)	1.1
r1 (min)	0.6
C ISO	92.1
C0 ISO	123
f0	16.4
Grease lub	5300
Oil lub	7100
a (mm)	53.5
da (min)	112
Db (max)	140.5
ra (max)	1
rb (max)	0.6
Refer. mass	1.62