Basic size of mm

d	400
D	540
B	82

The basic rated load is kN

trends C	1650
static state Co	3450

Fatigue load limit Pu	310

Rated rotation speed is r/min

Refer to the speed	480
limit speed	600

quality	54.5
model	NCF2980CV

Dimensions are mm

d	400
d1 ～	449
D1 ～	499
E	511
r1,2 min	4
r3,4 min	4
s1)	5

Shoulder gear and chamfer size mm

da min	415
das2) Suggested value	442
Da max	525
Db max	525
ra max	3
rb max	3