Basic size of mm

d	420
D	560
B	82

The basic rated load is kN

trends C	1650
static state Co	3600

Fatigue load limit Pu	315

Rated rotation speed is r/min

Refer to the speed	450
limit speed	560

quality	57
model	NCF2984CV

Dimensions are mm

d	420
d1 ～	462
D1 ～	512
E	524
r1,2 min	4
r3,4 min	4
s1)	5

Shoulder gear and chamfer size mm

da min	435
das2) Suggested value	455
Da max	545
Db max	545
ra max	3
rb max	3