Couplings
After you choose the body length and outside diamesion, pls must leave us message
the inner hole size,it is very important!!!
LT-B-D19L25
Parallel line coupling
ONE SIDE HOLE SIZE CAN MESSAGE(D1):
4/5/6/7/8MM
THE OTHER SIDE HOLE SIZE CAN MESSAGE(D2):
4/5/6/7/8MM
For example: LT-B-D19L25 D1:4 D2:5
LT-D-D19L25
Parallel line coupling
ONE SIDE HOLE SIZE CAN MESSAGE(D1):
6/7/8/9/10MM
THE OTHER SIDE HOLE SIZE CAN MESSAGE(D2):
6/7/8/9/10MM
For example: LT-D-D19L25 D1:6 D2:8
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)
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
3.5mm
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)
LT-B-D15L20
15
20
3-6.35
M2.5
3 1.5
0.5
1.1
LT-B-D19L25
19
25
4-8
M2.5
3 1.5
0.5
1.1
LT-B-D25L30
25
30
5-12
M3
4 1.5
0.5
2.1
LT-B-D30L35
30
35
8-16
M3
5 1.5
0.5
2.1
LT-B-D35L40
35
40
8-20
M4
5 1.8
0.6
4.9
LT-B-D40L45
40
45
10-25
M5
6 1.8
0.6
10
LT-D-D15L20
15
20
3-8
M3
3 1.5
0.5
2.1
LT-D-D19L25
19
25
6-10
M4
3 1.5
0.5
4.9
LT-D-D25L30
25
30
8-12
M4
4 1.5
0.5
4.9
LT-D-D30L35
30
35
8-18
M5
5 1.5
0.5
10
LT-D-D35L40
35
40
8-22
M5
5 1.8
0.6
10
LT-D-D40L45