Basic size of mm

d	55
D	120
T	45.5

The basic rated load is kN

trends C	198
static state Co	250

Fatigue load limit Pu	28.5

Rated rotation speed is r/min

Refer to the speed	4000
limit speed	5600

quality	2.3
model	32311J2
ISO335 dimension series (ABMA)	2FD

Dimensions are mm

d	55
d1 ～	84.6
B	43
C	35
r1,2 min	2.5
r3,4 min	2
a	29

Shoulder gear and chamfer size mm

Da max	68
db min	65
Da min	99
Da max	112
Db min	111
Ca min	5
Cb min	10.5
ra max	2
rb max	2

Calculation coefficient

e	0.35
Y	1.7
Yo	0.9