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FBN Standard Sprockets

FBN Standard Sprockets (Japanese Standard)

FBN 15B
  

 

Chain Type No.15
Pitch (P) 4.7625 mm
Internal Width (W) 2.38 mm
Roller Dia. (Dr) 2.48 mm
Teeth width (T) 2.0 mm

 

 

 

Outside Dia. 
Do
Pitch Dia. 
Dp
Hub a Sprockets No. Bore dia. 
H7
Weight 
(g)
BD BL Type Teeth No.
39.0 36.49 30 16 7 FBN 15B 24 10,12,15 88
42.0 39.51 33 16 7 26 12,15,16 104
45.0 42.54 37 16 7 28 12,15,16 131
48.0 45.56 39 16 7 30 12,15,16 147
52.5 50.10 40 18 8 33 12,15,16 178
55.5 53.13 40 18 8 35 12,15,16 182

 

 

Bore dia H7 Keyway 
bXt2
Setscrew­³ 
M
5~7 | 3
8~9 | 4
10 3X1.4 4
12 4X1.8 5
14~17 5X2.3 6
18~22 6X2.8 6

 
 

 
 

FBN 25B

  

 

Chain Type No.25
Pitch (P) 6.35 mmi1/4 inchj
Internal Width (W) 3.18 mm
Roller Dia. (Dr) 3.30 mm
Teeth width (T) 2.8 mm

 

 

 

Outside Dia. 
Do
Pitch Dia. 
Dp
Hub a Sprockets No. Bore dia. 
H7
Weight 
(kg)
BD BL Type Teeth No.
36 32.55 25 15 6 FBN 25B 16 10,12 0.06
38 34.56 25 15 6 17 10,12 0.07
40 36.57 25 15 6 18 10,12 0.07
42 38.58 28 15 6 19 10,12 0.08
44 40.59 28 15 6 20 10,12 0.08
46 42.61 28 15 6 21 10,12 0.09
48 44.62 30 15 6 22 12,15 0.10
50 46.63 30 15 6 23 12,15 0.11
52 48.65 30 15 6 24 12,15 0.12
54 50.66 35 15 6 25 12,15,16 0.14
56 52.68 35 15 6 26 12,15,16 0.14
58 54.70 35 15 6 27 12,15,16 0.15
60 56.71 35 15 6 28 12,15,16 0.15
64 60.75 35 15 6 30 12,15,16 0.16
68 64.78 40 20 8 32 15,16,18,20 0.20
72 68.82 40 20 8 34 15,16,18,20 0.21
74 70.84 40 20 8 35 15,16,18,20 0.21
76 72.86 40 20 8 36 15,16,18,20 0.22
80 76.90 40 20 8 38 15,16,18,20 0.26
84 80.93 40 20 8 40 15,16,18,20 0.27

 
 

  

 

Bore dia. H7 Keyway 
bXt2
Setscrew­³ 
M
10 3X1.4 4
12 4X1.8 5
14~17 5X2.3 6
18~20 6X2.8 6

 

 
 
                                                FBN 35B

  
                     

 

Chain Type No.35
Pitch (P) 9.525 mm (3/8 inch)
Internal Width (W) 4.78 mm
Roller Dia. (Dr) 5.08 mm
Teeth width (T) 4.3 mm

 

 

 

Outside Dia. 
Do
Pitch Dia. 
Dp
Hub a Sprockets No. Bore dia. 
H7
Weight 
(kg)
BD BL Type Teeth No.
32 27.85 *21.5 20 6 FBN 35B 9 10 0.06
34 30.82 *24.5 20 6 10 10,12 0.08
38 33.81 *27 20 6 11 10,12,14 0.09
41 36.80 *30.5 20 6 12 10,12,14,15,16,17 0.12
44 39.80 *32 20 6 13 10,12,14,15,16,17,18 0.12
47 42.81 32 20 6 14 10,12,14,15,16,17, 181920  0.12
51 45.81 35 20 6 15 10,12,14,15,16,17,18,19,20 0.16
54 48.82 37 20 6 16 10,12,14,15,16,17,18,19,20,22, 2425  0.19
57 51.84 41 20 6 17 12,14,15,16,17,18,19,20,22,24,25 0.22
60 54.85 44 20 6 18 12,14,15,16,17,18,19,20,22,24,25 0.25
63 57.87 47 20 6 19 12,14,15,16,17,18,19,20,22,24,25, 
28
0.28
66 60.89 50 20 6 20 12,14,15,16,17,18,19,20,22,24,25, 
28,30
0.32
69 63.91 53 20 6 21 12,14,15,16,17,18,19,20,22,24,25, 
28,30,32
0.36
72 66.93 56 20 6 22 12,14,15,16,17,18,19,20,22,24,25, 
28,30,32
0.37
75 69.95 60 20 6 23 12,14,15,16,17,18,19,20,22,24,25, 
28,30,32
0.38
78 72.97 53 22 8 24 12,14,15,16,17,18,19,20,22,24,25, 
28,30,32
0.43
81 76.00 53 22 8 25 15,16,17,18,19,20,22,24,25,28,30, 
32
0.44
84 79.02 53 22 8 26 15,16,17,18,19,20,22,24,25,28,30, 
32
0.45
87 82.05 53 22 8 27 15,16,17,18,19,20,22,24,25,28,30, 
32
0.46
90 85.07 53 22 8 28 15,16,17,18,19,20,22,24,25,28,30, 
32
0.48
96 91.12 53 22 8 30 15,16,17,18,19,20,22,24,25,28,30, 
32
0.51
102 97.18 53 22 8 32 15,16,17,18,19,20,22,24,25,28,30, 
32
0.54
109 103.23 53 22 8 34 15,16,17,18,19,20,22,24,25,28,30, 
32
0.57
112 106.26 53 22 8 35 15,16,17,18,19,20,22,24,25,28,30, 
32
0.59
115 109.29 53 22 8 36 15,16,17,18,19,20,22,24,25,28,30, 
32
0.61
121 115.34 63 25 10 38 20,22,24,25,28,30,32,35,38 0.82
127 121.40 63 25 10 40 20,22,24,25,28,30,32,35,38 0.85

 
 

  

Finished Bore 

Bore dia H7 Keyway 
bXt2
Setscrew­³ 
M
10 3X1.4 4
12 4X1.8 5
14~17 5X2.3 6
18~20 6X2.8 6
24~30 8X3.3 8
32~38 10X3.3 8

 

Teeth No. Bore dia. H7 Setscrew­³ 
M
17 25 6

 

Teeth No. S GD
9 4.4 17
10 20
11 23
12 26
13 29

 

 
 
                                              FBN 40B
 

  
                          

 

Chain Type No.40
Pitch (P) 12.7 mm  (1/2inch)
Internal width (W) 7.95 mm
Roller Dia. (Dr) 7.95 mm
Teeth width (T) 7.2 mm

 

 

 

Outside Dia. 
Do
Pitch Dia. 
Dp
Hub a Sprockets No. Bore dia.. 
H7
Weight 
(kg)
BD BL Type Teeth No.
42 37.13 *28 22 5 FBN 40B 9 10,12,14,15 0.11
46 41.10 *32 22 5 10 10,12,14,15,16,17,18 0.14
51 45.08 *36 22 5 11 10,12,14,15,16,17,18,19,20 0.19
55 49.07 *40 22 5 12 10,12,14,15,16,17,18,19,20,22 0.22
59 53.07 37 22 6 13 12,14,15,16,17,18,19,20,22, 2425  0.23
63 57.07 42 22 6 14 12,14,15,16,17,18,19,20,22,24,25,28 0.28
67 61.08 46 22 6 15 12,14,15,16,17,18,19,20,22,24,25,28,30 0.34
71 65.10 50 22 6 16 14,15,16,17,18,19,20,22,24,25,28,30,32 0.40
76 69.12 54 22 6 17 14,15,16,17,18,19,20,22,24,25,28,30,32,35 0.46
80 73.14 57 22 6 18 14,15,16,17,18,19,20,22,24,25,28,30,32,35, 
40
0.51
84 77.16 62 22 6 19 14,15,16,17,18,19,20,22,24,25,28,30,32,35, 
38,40
0.59
88 81.18 67 25 7 20 14,15,16,17,18,19,20,22,24,25,28,30,32,35, 
38,40,42, 45 
0.76
92 85.21 71 25 7 21 14,15,16,17,18,19,20,22,24,25,28,30,32,35, 
38,40,42,45
0.85
96 89.24 75 25 7 22 14,15,16,17,18,19,20,22,24,25,28,30,32,35, 
38,40,42,45
0.95
100 93.27 77 25 7 23 14,15,16,17,18,19,20,22,24,25,28,30,32,35, 
38,40,42,45
1.00
104 97.30 63 25 7 24 14,15,16,17,18,19,20,22,24,25,28,30,32,35, 
38,40,42
0.84
108 101.33 63 25 7 25 14,15,16,17,18,19,20,22,24,25,28,30,32,35, 
38,40,42
0.88
112 105.36 63 25 7 26 14,15,16,17,18,19,20,22,24,25,28,30,32,35, 
38,40,42
0.92
116 109.40 63 25 7 27 14,15,16,17,18,19,20,22,24,25,28,30,32,35, 
38,40,42
0.96
120 113.43 63 25 7 28 14,15,16,17,18,19,20,22,24,25,28,30,32,35, 
38,40,42
1.00
124 117.46 63 25 7 29 25 1.00
128 121.50 63 25 7 30 14,15,16,17,18,19,20,22,24,25,28,30,32,35, 
38,40,42
1.10
137 129.57 68 28 10 32 20,22,24,25,28,30,32,35,40 1.30
145 137.64 68 28 10 34 20,22,24,25,28,30,32,35,40 1.30
149 141.68 68 28 10 35 20,22,24,25,28,30,32,35,40 1.40
153 145.72 68 28 10 36 20,22,24,25,28,30,32,35,40 1.50
157 149.75 68 28 10 37 35 1.55
161 153.79 68 28 10 38 24,25,28,30,32,35,40 1.60
169 161.87 68 28 10 40 25,28,30,32,35,40 1.70

 
 

  

 

Bore dia. H7 Keyway 
bXt2
Setscrew­³ 
M
10 3X1.4 4
12 4X1.8 5
14~17 5X2.3 6
18~20 6X2.8 6
24~30 8X3.3 8
32~35 10X3.3 8
40~42 12X3.3 8
45 14X3.8 10

 

Teeth No. Bore dia. H7 Setscrew­³ 
M
14 25 6
15 30 6

 

Teeth No. S GD
9 5.2 23
10 27
11 31
12 35

 

 

                        FBN 50B

  
                          

 

Chain Type No.50
Pitch (P) 15.875 mm  (5/8inch)
Internal width (W) 9.53 mm
Roller Dia. (Dr) 10.16 mm
Teeth width (T) 8.7 mm

 

 

 

Outside Dia. 
Do
Pitch Dia. 
Dp
Hub a Sprocket 
No.
Bore Dia. 
H7
Weight 
(kg)
BD BL Type Teeth No.
53 46.41 *34 25 5 FBN 50B 9 16,17,18,19 0.20
58 51.37 *40 25 5 10 15,16,17,18,19,20,22, 2425  0.27
64 56.35 *45.5 25 5 11 15,16,17,18,19,20,22,24,25 0.33
69 61.34 *50 25 5 12 15,16,17,18,19,20,22,24,25,28,30,32 0.41
74 66.34 *51 25 5 13 14,15,16,17,18,19,20,22,24,25,28,30,32 0.46
79 71.34 52 25 7 14 14,15,16,17,18,19,20,22,24,25,28,30,32,35 0.52
84 76.35 57 25 7 15 14,15,16,17,18,19,20,22,24,25,28,30,32,35, 
38
0.62
89 81.37 62 25 7 16 14,15,16,17,18,19,20,22,24,25,28,30,32,35, 
38,40
0.72
94 86.39 67 25 7 17 14,15,16,17,18,19,20,22,24,25,28,30,32,35, 
38,40,42, 45
0.83
100 91.42 72 28 8 18 14,15,16,17,18,19,20,22,24,25,28,30,32,35, 
38,40,42,45
1.00
105 96.45 73 28 8 19 14,15,16,17,18,19,20,22,24,25,28,30,32,35, 
38,40,42,45
1.10
110 101.48 73 28 8 20 14,15,16,17,18,19,20,22,24,25,28,30,32,35, 
38,40,42,45,50
1.20
115 106.51 73 28 8 21 17,18,19,20,22,24,25,28,30,32,35,38,40,42, 
45
1.20
120 111.55 73 28 8 22 17,18,19,20,22,24,25,28,30,32,35,38,40,42, 
45
1.30
125 116.58 73 28 8 23 17,18,19,20,22,24,25,28,30,32,35,38,40,42, 
45
1.30
130 121.62 73 28 8 24 17,18,19,20,22,24,25,28,30,32,35,38,40,42, 
45
1.40
135 126.66 73 28 8 25 17,18,19,20,22,24,25,28,30,32,35,38,40,42, 
45
1.50
140 131.70 73 28 8 26 24,25,28,30,32,35,38,40,45 1.50
145 136.74 73 28 8 27 24,25,28,30,32,35,38,40,45 1.50
150 141.79 73 28 8 28 24,25,28,30,32,35,38,40,42,45 1.60
155 146.83 73 28 8 29 24,30 1.70
161 151.87 73 28 8 30 22,25,28,30,32,35,38,40,45 1.80
171 161.96 73 28 8 32 25,28,30,32,35,38,40,45 1.90
176 167.01 73 28 8 33 35 2.00
181 172.05 73 28 8 34 25,28,30,32,35,38,40,45 2.10
186 177.10 73 28 8 35 25,28,30,32,35,38,40,45 2.20

 

Bore dia. H7 Keyway  
bXt2
Setscrew­³  
M
14~17 5X2.3 6
18~22 6X2.8 6
24~30 8X3.3 8
32~38 10X3.3 8
40~42 12X3.3 8
45~50 14X3.8 10

 

Teeth No. Bore dia. H7 Setscrew­³ 
M
10 24 25 6
11 24 25 6
12 25 25 28 30 32 6
13 25 25 28 30 32 6
14 35 6

 

Teeth No. S GD
9 6.4 29
10 34
11 39
12 44
13 49

 

 
 
                                                FBN 60B

  
                          

 

Chain Type No.60
Pitch (P) 19.05 mm  (3/4 inch)
Internal width (W) 12.70 mm
Roller Dia. (Dr) 11.91 mm
Teeth width (T) 11.7 mm

 

 

 

Outside Dia. 
Do
Pitch Dia. 
Dp
Hub a Sprockets No. Bore Dia. 
H7
Weight 
(kg)
BD BL Type Teeth No.
63 55.70 *43 32 6 FBN 60B 9 19,20,22,24 0.40
68 61.65 *49 32 6 10 19,20,22,24,25, 2830 0.49
76 67.62 *51 32 6 11 19,20,22,24,25,28,30,32 0.60
83 73.60 51 32 8 12 19,20,22,24,25,28,30,32,35 0.69
89 79.60 57 32 8 13 19,20,22,24,25,28,30,32,35,38,40 0.81
95 85.61 62 32 8 14 19,20,22,24,25,28,30,32,35,38,40 0.96
101 91.62 68 32 8 15 18,19,20,22,24,25,28,30,32,35,38,40,42,45 1.10
107 97.65 73 32 8 16 19,20,22,24,25,28,30,32,35,38,40,42,45,48, 
50
1.30
113 103.67 73 32 8 17 19,20,22,24,25,28,30,32,35,38,40,42,45,48, 
50
1.40
119 109.71 83 40 12 18 19,20,22,24,25,28,30,32,35,38,40,42,45,48, 
50,55
2.00
126 115.74 83 40 12 19 19,20,22,24,25,28,30,32,35,38,40,42,45,48, 
50,55
2.10
132 121.78 83 40 12 20 19,20,22,24,25,28,30,32,35,38,40,42,45,48, 
50,55
2.20
138 127.82 83 40 12 21 20,22,24,25,28,30,32,35,38,40,42,45,48,50, 
55
2.30
144 133.86 83 40 12 22 20,22,24,25,28,30,32,35,38,40,42,45,48,50, 
55
2.50
150 139.90 83 40 12 23 20,22,24,25,28,30,32,35,38,40,42,45,48,50, 
55
2.50
156 145.95 83 40 12 24 20,22,24,25,28,30,32,35,38,40,42,45,48,50, 
55
2.60
162 151.99 83 40 12 25 20,22,24,25,28,30,32,35,38,40,42,45,48,50, 
55
2.70
168 158.04 83 40 12 26 20,22,24,25,28,30,32,35,38,40,42,45,48,50, 
55
2.90
174 164.09 83 40 12 27 22,24,25,28,30,32,35,38,40,42,45,48,50 3.00
180 170.14 83 40 12 28 22,24,25,28,30,32,35,38,40,42,45,48,50 3.10
193 182.25 83 40 12 30 22,24,25,28,30,32,35,38,40,42,45,48,50 3.40

 

 

Bore dia. H7 Keyway 
bXt2
Setscrew­³ 
M
18~22 6X2.8 6
24~30 8X3.3 8
32~38 10X3.3 8
40~42 12X3.3 8
45~50 14X3.8 10
55 16X4.3 12

 

Teeth No. Bore dia. H7 Setscrew­³ 
M
12 35 6

 

Teeth No. S GD
9 8.0 32
10 37
11 45

 

 

                        FBN 80B

  
                          

 

Chain Type No.80
Pitch (P) 25.4 mm  (1 inch)
Internal width (W) 15.88 mm
Roller Dia. (Dr) 15.88 mm
Teeth width (T) 14.6 mm

 

 

 

Outside Dia. 
Do
Pitch Dia. 
Dp
Hub a Sprockets No. Bore dia. 
H7
Weight 
(kg)
BD BL Type Teeth No.
85 74.27 *58 40 7 FBN 80B 9 25,28,30,32,35 0.87
93 82.19 52 40 12 10 25,28,30,32 1.02
102 90.16 60 40 12 11 25,28,30,32,35,38 1.25
110 98.14 67 40 12 12 25,28,30,32,35,38,40,42,45 1.60
118 106.14 77 40 12 13 25,28,30,32,35,38,40,42,45,48,50 1.90
127 114.15 77 40 12 14 25,28,30,32,35,38,40,42,45,48,50 2.15
135 122.17 93 40 12 15 25,28,30,32,35,38,40,42,45,48,50,55,60 2.30
143 130.20 93 40 12 16 24,25,28,30,32,35,38,40,42,45,48,50,55,60 2.50
151 138.23 93 40 12 17 25,28,30,32,35,38,40,42,45,48,50,55,60 2.95
159 146.27 93 40 12 18 25,28,30,32,35,38,40,42,45,48,50,55,60 3.15
167 154.32 93 40 12 19 25,28,30,32,35,38,40,42,45,48,50,55,60 3.40
176 162.37 93 40 12 20 25,28,30,32,35,38,40,42,45,48,50,55,60 3.60
184 170.42 93 40 12 21 25,28,30,32,35,38,40,42,45,48,50,55,60 3.85

 

Bore dia.  H7 Keyway 
bXt2
Setscrew­³ 
M
22 6X2.8 6
24~30 8X3.3 8
32~38 10X3.3 8
40~42 12X3.3 8
45~50 14X3.8 10
55 16X4.3 12
60 18X4.4 12

 

Teeth No. S GD
9 10.4 44

 

 
 
                                                FBN 100B

  
                          

 

Chain Type No.100
Pitch (P) 31.75 mm  (1-1/4inch)
Internal width (W) 19.05 mm
Roller Dia. (Dr) 19.05 mm
Teeth width (T) 17.6 mm

 

 

 

Outside Dia. 
Do
Pitch Dia. 
Dp
Hub a Sprockets No. Bore dia. 
H7
Weight 
(kg)
BD BL Type Teeth No.
117 102.75 65 50 16 FBN 100B 10 25,28,30,32,35,38,40,42 1.90
127 112.70 75 50 16 11 25,28,30,32,35,38,40,42,45,48,50 2.30
138 122.67 86 50 16 12 25,28,30,32,35,38,40,42,45,48,50,55 2.90
148 132.67 94 50 16 13 25,28,30,32,35,38,40,42,45,48,50,55 3.10
158 142.68 98 50 16 14 25,28,30,32,35,38,40,42,45,48,50,55,60 3.60
168 152.71 98 50 16 15 32,35,38,40,42,45,48,50,55,60 4.20
179 162.74 98 50 16 16 38,45,50,55,60 4.60
189 172.79 107 50 16 17 38,45,50,60 5.30
199 182.84 107 50 16 18 38,45,50,60 5.70
209 192.90 107 50 16 19 38,45,50,60 6.10
220 202.96 107 50 16 20 38,45,50,60 6.50
230 213.03 107 50 16 21 45,50,60 7.00

 
 

Bore dia. H7 Keyway 
bXt2
Setscrew­³ 
M
22 6X2.8 6
24~30 8X3.3 8
32~38 10X3.3 8
40~42 12X3.3 8
45~50 14X3.8 10
55 16X4.3 12
60~65 18X4.4 12

 

 

 
 


  

 

Chain Type No.120
Pitch (P) 38.10 mm  (1-1/2inch)
Internal width (W) 25.40 mm
Roller Dia. (Dr) 22.23 mm
Teeth width (T) 23.5 mm

 

 

 

Outside Dia. 
Do
Pitch Dia. 
Dp
Hub a Sprockets No. Bore dia. 
H7
Weight 
(kg)
BD BL Type Teeth No.
177 159.20 98 56 16 FBN 120B 13 45,48,50,55,60 5.30
190 171.22 107 56 16 14 45,48,50,55,60 6.30
202 183.25 117 63 16 15 45,48,50,55,60 7.80
214 195.29 117 63 16 16 50,60 8.40
239 219.41 117 63 16 18 50,60 9.90
251 231.48 117 63 16 19 60 10.70
263 243.55 127 63 16 20 50,60 12.10
276 255.63 127 63 16 21 50,60 13.00

 
 

 

Bore Dia. H7 Keyway 
bXt2
Setscrew­³ 
M
28~30 8X3.3 8
32~38 10X3.3 8
40~42 12X3.3 8
45~50 14X3.8 10
55 16X4.3 15
60~65 18X4.4 12
70 20X4.9 16

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