Basic size of mm

d	300
D	420
T	76

The basic rated load is kN

trends C	1050
static state Co	2240

Fatigue load limit Pu	190

Rated rotation speed is r/min

Refer to the speed	950
limit speed	1400

quality	32
model	32960
ISO335 dimension series (ABMA)	3FD

Dimensions are mm

d	300
d1 ～	358
B	76
C	57
r1,2 min	4
r3,4 min	3
a	79

Shoulder gear and chamfer size mm

Da max	324
db min	317
Da min	383
Da max	404
Db min	405
Ca min	12
Cb min	19
ra max	3
rb max	2.5

Calculation coefficient

e	0.4
Y	1.5
Yo	0.8