Duplex sprockets with hub (B)12B-2 | double strand roller chain sprockets | B type sprockets
Duplex sprockets with hub (B)12B-2  | double strand roller chain sprockets | B type sprockets

Item specifics

Material:
Carbon Steel C45
Heat Treatment:
Through hardening
Color:
Zincplated,Nickel Plated,Black Finished
Shipping:
Support Sea freight.Express.Land freight.

Review

Description

Duplex sprockets with hub (B)12B-2 (19.05X11.68mm) | double strand roller chain sprockets | B type sprockets
China standard sprocket supplier
Pitch
19.05
Rollerφ
12.07
r
19
C
2
h1
11.1
L
10.8
h2
30.3


Z
De
Dp
Duplex
d
D
H
mm
mm
mm
mm
mm
8
57.6
49.78
31
12
45
9
62.0
55.70
37
12
45
10
69.0
61.64
42
12
45
11
75.0
67.61
47
16
50
12
91.5
73.60
53
16
50
13
87.5
79.59
59
16
50
14
93.6
85.61
65
16
50
15
99.8
91.63
71
16
50
16
105.5
97.65
77
20
50
17
111.5
103.67
83
20
50
18
118.0
109.71
89
20
50
19
124.2
115.75
95
20
50
20
129.7
121.78
100
20
50
21
136.0
127.82
100
20
50
22
141.8
133.86
100
20
50
23
149.0
139.90
110
20
50
24
153.9
145.94
110
20
50
25
160.0
152.00
120
20
50
26
165.9
158.04
120
20
50
27
172.3
164.09
120
20
50
28
178.0
170.13
120
20
50
29
184.1
176.19
120
20
50
30
190.5
182.25
120
20
50
31
196.3
188.31
130
20
50
32
203.3
194.35
130
20
50
33
209.3
200.40
130
20
50
34
214.6
206.46
130
20
50
35
221.0
212.52
130
20
50
36
226.8
218.58
130
25
50
37
232.9
224.64
130
25
50
38
239.0
230.69
130
25
50
39
245.1
236.75
130
25
50
40
251.3
242.81
130
25
50
42
264.5
254.93
136
25
62
45
282.5
273.10
136
25
62
46
287.9
279.16
136
25
62
48
300.1
291.27
136
25
62
50
312.3
303.39
136
25
62
55
342.7
333.70
136
25
62
57
355.4
345.81
136
25
62
60
373.0
363.99
136
25
62
76
469.9
460.99
145
30
63
95
585.1
576.17
145
30
63

Zmie has 2 kinds of sprockets, one is a plate wheel, flat and no hub, they are usually mounted on flanges or hubs of the device they are driving through a series of holes that ae plain or tapered.

Zmie sprockets has a wide range of standard sprockets, convering sprockets and plate wheels in sizes 03 B-1 to 32 B-3. Furthermore, Zmie provides fully finished bore sprockets manufactured according to customer designs and drawings.