Raydafon Group introduces Finished Bore Sprockets 06B 08B 10B 12B 16B, precision-engineered for smooth power transmission in industrial machinery. Made from durable materials, these sprockets reduce downtime and enhance efficiency, ideal for engineers and manufacturers in automation settings. Experience reliable performance that solves maintenance headaches, with a unique finished bore design ensuring easy installation. Choose Raydafon for superior quality and seamless operation.
Sprockets: Ready for assemblyTeeth: Induction hardness: HRC45~55Finished Bore tolerance H7Keyway to DIN6885/BS42352 setcrews installedWith*only one set screws at 90 degree to keyway
3/8” x 7/32” 9.525x5.72mm06B-1For Chain acc. to DIN8187Chain mmPicth 9.525Internal width 5.75Roller dia. 6.35
Z
de
dp
dm
A
Dl
13
43,5
39,80
28
25
10*-12*-15
14
46,5
42,80
31
25
10*-12*-15
15
49,5
45,81
34
25
15-19-20
16
52,5
48,82
37
28
15-19-20
17
55,5
51,83
40
28
15-19-20
18
58,6
54,85
43
28
15-19-20-24-25
19
61,6
57,87
45
28
15-19-20-24-25
20
64,6
60,89
46
28
15-19-20-24-25
21
67,6
63,91
48
28
15-19-20-24-25
22
70,6
66,95
50
28
15-19-20-24-25
23
73,7
69,95
52
28
15-19-20-24-25
24
76,7
72,97
54
28
20-24-25-28-30
25
79,7
76,00
57
28
20-24-25-28-30
30
94,8
91,12
60
30
20-24-25-28-30
1/2” x 5/16”12.7x7.75mm08B-1For Chain acc. to DIN8187Chain mmPicth 12.7Internal width 7.75Roller dia. 7.20
Z
de
dp
dm
A
Dl
12
53,9
49,07
33
28
15-19-20
13
57,9
53,06
37
28
15-19-20
14
61,9
57,07
41
28
15-19-20
15
65,9
61,9
45
28
15-19-20-24-25
16
69,9
65,10
50
28
15-19-20-24-25
17
74,0
69,11
52
28
15-19-20-24-25
18
78,0
73,14
56
28
20-24-25-28-30
19
82,0
77,16
60
28
20-24-25-28-30
20
86,0
81,19
64
28
20-24-25-28-30
21
90,1
85,22
68
28
20-24-25-28-30
22
94,1
89,24
70
28
20-24-25-28-30
23
98,1
93,27
70
28
20-24-25-28-30
24
102,1
97,29
70
28
20-24-25-28-30
25
106,2
101,33
70
28
20-24-25-28-30
30
126,3
121,50
80
30
25-28-30
5/8” x 3/8”15.875x9.65mm10B-1For Chain acc. to DIN8187Chain mmPicth 15.875Internal width 9.65Roller dia. 10.16
Z
de
dp
dm
A
Dl
12
68,2
61,34
42
30
15-19-20-24-25
13
73,2
66,32
47
30
15-19-20-24-25
14
78,2
71,34
52
30
15-19-20-24-25
15
83,2
76,36
57
30
20-24-25-28-30
16
88,3
81,37
60
30
20-24-25-28-30
17
93,3
86,39
60
30
20-24-25-28-30
18
98,3
91,42
70
30
20-24-25-28-30
19
103,3
96,45
70
30
20-24-25-28-30
20
108,4
101,49
75
30
20-24-25-28-30
21
113,4
106,52
75
30
20-24-25-28-30
23
123,5
116,58
80
30
25-28-30-35-38-40
24
128,5
121,62
80
30
25-28-30-35-38-40
25
133,6
126,66
80
30
25-28-30-35-38-40
3/4” x 7/16”19.05x11.68mm12B-1For Chain acc. to DIN8187Chain mmPicth 19.05Internal width 11.68Roller dia. 12.07
Z
de
dp
dm
A
Dl
12
81,8
73,60
52
35
20-24-25
13
87,8
79,53
58
35
20-24-25-28-30
14
93,8
85,61
64
35
20-24-25-28-30
15
99,8
91,63
70
35
20-24-25-28-30
16
105,8
97,65
75
35
20-24-25-28-30
17
111,9
103,67
80
35
25-28-30-35
18
117,9
109,71
80
35
25-28-30-35
19
123,9
115,75
80
35
25-28-30-35
20
130,0
121,78
80
35
25-28-30-35
21
136,0
127,82
90
40
30-35-38-40
22
142,0
133,86
90
40
30-35-38-40
23
148,1
139,90
90
40
30-35-38-40
24
154,1
145,94
90
40
30-35-38-40
25
160,2
152,00
90
40
30-35-38-40
1" x 17.02mm25.4x17.02mm16B-1For Chain acc. to DIN8187Chain mmPicth 25.4Internal width 17.02Roller dia. 15.88
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