Basic size of mm

d	240
D	500
B	155

The basic rated load is kN

trends C	2600
static state Co	3650

Fatigue load limit Pu	320

Rated rotation speed is r/min

Refer to the speed	1200
limit speed	2000

Specification standard holder	155

model

Standard holder	NU2348ECMA
Other holder 1)	-

Dimensions are mm

d	240
d1 ～	-
D1 ～	426
F,E	299
r1,2 min	5
r3,4 min	5
s1)	10.3

Shoulder gear and chamfer size mm

da min	260
Da max	295
db,Da min	305
Da max	480
ra max	4
rb max	4

Calculation coefficient

kr	0.25

Corner circle

model	-
quality	-
Size B1	-
Size B2	-