Basic size of mm

d	440
D	540
B	46

The basic rated load is kN

trends C	671
static state Co	1460

Fatigue load limit Pu	125

Rated rotation speed is r/min

Refer to the speed	450
limit speed	560

quality	22
model	NCF1888V

Dimensions are mm

d	440
d1 ～	474
D1 ～	506
E	516
r1,2 min	2.1
r3,4 min	1.5
s1)	3.5

Shoulder gear and chamfer size mm

da min	451
das2) Suggested value	469
Da max	529
Db max	533
ra max	2
rb max	1.5