Basic size of mm

d	50
D	78
H1	26

The basic rated load is kN

trends C	49.4
static state Co	116

Fatigue load limit, Pu	4.3
The min load factor, A	0.069

Rated rotation speed is r/min

Refer to the speed	3400
limit speed	4500

Mass bearing + seat ring	0.47

model

bearing	53210
Seat washer	U210

Dimensions are mm

d	50
d1 ～	78
D1 ～	52
D2	62
D3	82
H	23.49
C	7.5
R	64
s	32.5
r1,2 min	1

Shoulder gear and chamfer size mm

da min	67
Da max	62
ra max	1