Basic size of mm

d	1180
D	1420
B	243

The basic rated load is kN

trends C	7710
static state Co	27000

Fatigue load limit Pu	1560

Rated rotation speed is r/min

Refer to the speed	170
limit speed	320

quality	770

model

Column hole	248/1180CAFA/W20
conical bore	248/1180CAK30FA/W20

Dimensions are mm

d	1180
d2 ～	1268
D1 ～	1344
b	-
k	12
r1,2 min	6

Shoulder gear and chamfer size mm

da min	1203
Da max	1397
ra max	5

Calculation coefficient

e	0.14
Y1	4.8
Y2	7.2
Y0	4.5