Couplings
1set customize fee
shaft diameter
keyway width
keyway depth
tolarance
0.5usd for LD/LF/LB/LE
1usd for LL/LT /LR
2usd for LP (line cutting)
No customization for LS series
Customization link
10-12mm
4mm
1.8mm
0.1mm
12.7-17mm
5mm
2.3mm
18-22mm
6mm
2.8mm
23-30mm
8mm
3.3mm
0.2mm
31-38mm
10mm
3.3mm
39-44mm
12mm
3.3mm
45-50mm
14mm
3.Smm
51-58mm
16mm
4.3mm
59-65mm
18mm
4.4mm
Model
D(mm)
L(mm)
D1-D2
(mm)
M
L1
(mm)
L2
(mm)
L3
(mm)
Screw fasten

(n.m)
LZ-B-D16L30
16
30
4-8
M2.5
10
14
4
1.1
LZ-B-D20L33
20
33
5-10
M3
12
14
4
2.1
LZ-B-D25L39
25
39
6-14
M3
15
17.5
4.5
2.1
LZ-B-D32L45
32
45
8-16
M4
20
20
5
4.9
LZ-B-D40L50
40
50
10-20
M5
20
22.5
6
10
LZ-B-D50L58
50
58
12-25
M6
22
26
7
17
LZ-B-D63L71
63
71
3-8
M8
26
32
9
44
LZ-D-D16L18
16
18
4-8
M3
10
8
3.5
1.1
LZ-D-D20L23
20
23
5-10
M4
12
10
5.5
2.1
LZ-D-D25L28
25
28
6-14
M4
15
12
6.5
2.1
LZ-D-D32L33
32
33
8-16
M5
20
13
5.5
4.9
LZ-D-D40L35
40
35
10-20
M6
20
14.5
7
10
LZ-D-D50L38
50
38
12-25
M6
22
15.5
7
17
LZ-D-D63L47
63
47
14-32
M8
26
20
8
44
Model
Rated
(n.m)
Maximum
(n.m)
Maximum speed
(rpm)
Moment of inertia
(kg.m2)
Permissible parallel
misallgnment
(mm)
Permissible angular
misallgnment
(degree)
Weight
(g)
LZ-B-D16L30
1