Basic size of mm

d	320
D	440
T	76

The basic rated load is kN

trends C	1080
static state Co	2360

Fatigue load limit Pu	196

Rated rotation speed is r/min

Refer to the speed	900
limit speed	1300

quality	33.5
model	32964
ISO335 dimension series (ABMA)	3FD

Dimensions are mm

d	320
d1 ～	379
B	76
C	57
r1,2 min	4
r3,4 min	3
a	84

Shoulder gear and chamfer size mm

Da max	343
db min	337
Da min	402
Da max	424
Db min	426
Ca min	13
Cb min	19
ra max	3
rb max	2.5

Calculation coefficient

e	0.43
Y	1.4
Yo	0.8