Basic size of mm

d	340
D	420
B	38

The basic rated load is kN

trends C	178
static state Co	275

Fatigue load limit Pu	6

Rated rotation speed is r/min

Refer to the speed	2800
limit speed	2400

Mass kg	11.5
model	61868MA

Dimensions are mm

d	340
d1 ～	366
D1 ～	394
r1,2 min	2.1

Shoulder gear and chamfer size mm

da min	352
Da max	408
ra max	2

Calculation coefficient

kr	0.015
fo	17