Basic size of mm

d	260
D	320
B	28

The basic rated load is kN

trends C	111
static state Co	163

Fatigue load limit Pu	4

Rated rotation speed is r/min

Refer to the speed	3800
limit speed	2400

Mass kg	4.8
model	61852

Dimensions are mm

d	260
d1 ～	279
D1 ～	301
r1,2 min	2

Shoulder gear and chamfer size mm

da min	269
Da max	311
ra max	2

Calculation coefficient

kr	0.015
fo	17