Basic size of mm

d	75
D	160
B	37

The basic rated load is kN

trends C	125
static state Co	116

Fatigue load limit Pu	4.55

Rated rotation speed is r/min

Refer to the speed	7500
Limit speed 1)	4800

Mass kg	3.25

model

Bearing open type	315
Dust cover on one side	315-Z
There are dust covers on both sides	315-2Z

Dimensions are mm

d	75
d1 ～	99.7
D2 ～	139
r1,2 min	2.1

Shoulder gear and chamfer size mm

da min	86
Da max	149
ra max	2