Basic size of mm

d	360
D	650
B	170

The basic rated load is kN

trends C	2920
static state Co	4900

Fatigue load limit Pu	400

Rated rotation speed is r/min

Refer to the speed	950
limit speed	1400

quality	250
model	NU2272MA

Dimensions are mm

d	360
d1 ～	-
D1 ～	542
F,E	437
r1,2 min	6
r3,4 min	6
s1)	16.7

Shoulder gear and chamfer size mm

da min	386
Da max	428
db,Da min	442
Da max	624
ra max	5
rb max	5

Calculation coefficient

kr	0.2

Corner circle

model	-
quality	-
Size B1	-
Size B2	-