Basic size of mm

d	360
D	480
B	118

The basic rated load is kN

trends C	1830
static state Co	4500

Fatigue load limit Pu	405

Rated rotation speed is r/min

Refer to the speed	530
limit speed	670

quality	62.1
model	NNCF4972CV

Dimensions are mm

d	360
d1 ～	404
D1 ～	436
E	448
b1	9.4
k	5
r1,2 min	3
s1)	6

Shoulder gear and chamfer size mm

da min	375
das2) Suggested value	398
Da max	465
ra max	2.5