Basic size of mm

d	800
D	1280
B	375

The basic rated load is kN

trends C	15600
static state Co	30500

Fatigue load limit Pu	1760

Rated rotation speed is r/min

Refer to the speed	300
limit speed	400

quality	1870

model

Bearing cylindrical hole	*C31/800MB1)
conical bore	*C31/800KMB1)

Dimensions are mm

d	800
d2 ～	947
D1 ～	1133
r1,2 min	9.5
s11) ～	37

Shoulder gear and chamfer size mm

da min	840
da max	945
Da min	1135
Da max	1240
Ca2) max	32.1
ra max	8

Calculation coefficient

k1	-
k2	0.115