Basic size of mm

d	25
D	62
T	18.25

The basic rated load is kN

trends C	44.6
static state Co	43

Fatigue load limit Pu	4.75

Rated rotation speed is r/min

Refer to the speed	9000
limit speed	12000

quality	0.26
model	30305J2
ISO335 dimension series (ABMA)	2FB

Dimensions are mm

d	25
d1 ～	41.5
B	17
C	15
r1,2 min	1.5
r3,4 min	1.5
a	13

Shoulder gear and chamfer size mm

Da max	34
db min	32
Da min	54
Da max	55
Db min	57
Ca min	2
Cb min	3
ra max	1.5
rb max	1.5

Calculation coefficient

e	0.3
Y	2
Yo	1.1