Basic size of mm

d	260
D	360
H	79

The basic rated load is kN

trends C	475
static state Co	2160

Fatigue load limit, Pu	45.5
The min load factor, A	24

Rated rotation speed is r/min

Refer to the speed	750
limit speed	1100

quality kg	25
model	51252M

Dimensions are mm

d	260
d1 ～	355
D1 ～	264
r1,2 min	2.1

Shoulder gear and chamfer size mm

da min	319
Da max	301
ra max	2